Which Windows interface element typically appears to display information, a warning, an error message, or a request for confirmation?
A
Window
B
Pop-up menu
C
Message box
D
Taskbar
Question 2Single Answer
What is active desktop ?
A
a term that is synonymous with viewing your desktop as web page
B
a feature to customize your desktop to display informating you can update from the internet
C
both a and b above mentioned
D
A software
E
None of these
Question 3Single Answer
What is meant by an active window?
A
A window that is minimized
B
The window currently receiving user input
C
Any window currently open
D
The window opened first
Question 4Single Answer
What was America Online (AOL) primarily known for during the early popularization of consumer Internet access?
A
An online service providing Internet access and proprietary online content
B
A computer operating system
C
A spreadsheet application
D
A database management system
Question 5Single Answer
An application is
A
word processing, accounting and engineering programs are example of application programs
B
computer program designed to enable users to perform specific job functions
C
Both a and b above mentioned
D
a document
E
None of these
Question 6Single Answer
Which of the following programs enables you to calculate numbers related to rows and columns?
A
Window program
B
Spreadsheet program
C
Graphics program
D
Word program
E
None of these
Question 7Single Answer
The term Briefcase is used for
A
a special folder on the windows desktop used to keep documents up to date when shared between computers
B
a window that us currently open
C
A folder which keeps deleted, files for a while and can be retrieved from it
D
All of the above
E
None of these
Question 8Single Answer
In a graphical user interface, what is a button primarily used for?
A
Executing a command or initiating an action
B
Permanently storing data
C
Displaying the computer's IP address
D
Formatting a disk automatically
Question 9Single Answer
A channel (in windows terminology) is
A
a widely used online service that offers access to the internet
B
a specialized web site designed to work with the windows 98 subscribing feature to automatically download information from the internet and store it on your computer for later viewing
C
an area on the computer memory where text or graphics can be temporarily stored
D
All of the above
E
None of these
Question 10Single Answer
What does a checked checkbox generally indicate in a graphical user interface?
A
The associated option is enabled or selected
B
The application has closed
C
The file has been deleted
D
The computer is offline
Question 11Single Answer
Which of the following is an important Paleolithic site of Madhya Pradesh?
A
Narmada valley
B
Hathnora
C
Jogdaha
D
All of the above
Question 12Single Answer
Bhimbetka Rock shelters, a UNESCO world Heritage Site is located at which place?
A
Indore
B
Bhopal
C
Raisen
D
Mandla
Question 13Single Answer
kunjun in the Sidhi district is a major site of which age?
A
Neolithic
B
Mesolithic
C
Palaeolithic
D
Stone
Question 14Single Answer
Kaytha village in Ujjain district was an example of
A
Mesolithic age
B
Neolithic age
C
Chalcolithic age
D
All of the above
Question 15Single Answer
Copper made utensils and tools have been found in which of the following places?
A
Balaghat
B
Jabalpur
C
Sagar
D
Both (a) and (b)
Question 16Single Answer
Which among the following is/are the major centres of chalcolithic centre?
A
Khedinama
B
Nagda
C
Azad Nagar
D
All of these
Question 17Single Answer
According to Anushruti literature, Lord Rama spent most of his exile in which of the following region(s)?
A
Mahakantara
B
Dandakaranya
C
Both (a) and (b)
D
None of the above
Question 18Single Answer
Ujjayani was the capital of which Mahajanapada?
A
Avanti
B
Matsya
C
Ashmak
D
Vajji
Question 19Single Answer
As per the Buddhist text Anguttara Nikaya, which of the following Mahajanpadas belong to Madhya Pradesh?
A
Avanti
B
Chedi
C
Vatsa
D
All of the above
Question 20Single Answer
Which Mauryan ruler did establish firm control over Madhya Pradesh?Β
A
Chandragupta Maurya
B
Bindusara
C
Asoka
D
All of the above
Question 21Single Answer
Before becoming King Asoka was the Governor of
A
Shivpuri
B
Satna
C
Ujjain
D
Asoknagar
Question 22Single Answer
Sanchi stupa was built by
A
Chandragupta
B
Gautam Buddha
C
Mahavira
D
Asoka
Question 23Single Answer
Pushyamitra shunga destroyed the Sanchi stupa during which dynasty?
A
Shunga Dynasty
B
Kanva Dynasty
C
Satavahana Dynasty
D
Mughal Dynasty
Question 24Single Answer
Which satavahana King defeated the shaka rulers and conquered part of Malwa?
A
Gautmiputra satakarni
B
Rudradaman β 1
C
Pratapdaman
D
None of the above
Question 25Single Answer
Coins of Kanishka and Huvishka were discovered from which of the following places?
A
Shahdol and Harda
B
Tewar (Jabalpur)
C
Bhedaghat (Jabalpur)
D
None of the above
Question 26Single Answer
Name the Gupta King who made a vast empire according to Prayag β Prasasti?
A
Chandragupta II
B
Samudragupta
C
Ramagupta
D
Chandragupta I
Question 27Single Answer
Ujjain was the capital of Avanti, which was ruled by
A
Rana Pratap
B
Asoka
C
Rani Durgabati
D
Vikramaditya II
Question 28Single Answer
What was the capital of Chandragupta II?
A
Vidisha
B
Ujjain
C
Sanchi
D
Maheswar
Question 29Single Answer
What was the capital of parmar dynasty?
A
Dhar
B
Indore
C
Rajgarh
D
Mandu
Question 30Single Answer
Raja Bhoj was a
A
Paramar king
B
Chalukya king
C
Maurya king
D
All of the above
Question 31Single Answer
Which ancient city in Madhya Pradesh was a significant cultural and political center during the Maurya and Gupta periods?
A
Indore
B
Bhopal
C
Ujjain
D
Gwalior
Question 32Single Answer
The Parmar dynasty was primarily associated with which region of Madhya Pradesh?
A
Bundelkhand
B
Malwa
C
Baghelkhand
D
Mahakoshal
Question 33Single Answer
The famous temples of Khajuraho were built by which dynasty?
A
Parmar
B
Gupta
C
Chandela
D
Maurya
Question 34Single Answer
Which dynasty ruled the Gondwana region of Madhya Pradesh?
A
Kalachuri
B
Gond
C
Tomar
D
Solanki
Question 35Single Answer
Which Maratha dynasty held significant influence in Gwalior?
A
Holkar
B
Scindia
C
Peshwa
D
Gaekwad
Question 36Single Answer
Which ancient empire's influence extended to parts of Madhya Pradesh, as evidenced by Ashokan edicts?
A
Gupta
B
Maurya
C
Vakataka
D
Vardhana
Question 37Single Answer
The famous 'Bhojpur Temple' was constructed by which Parmar ruler?
A
Raja Munja
B
Raja Sindhuraja
C
Raja Bhoj
D
Raja Udayaditya
Question 38Single Answer
Which period saw the rise of the Baghel dynasty in Rewa?
A
Ancient Period
B
Medieval Period
C
Modern Period
D
Post-Independence Period
Question 39Single Answer
The 'Sanchi Stupa' is associated with which emperor?
A
Chandragupta Maurya
B
Ashoka
C
Samudragupta
D
Kanishka
Question 40Single Answer
Which city in Madhya Pradesh was known as 'Mahishmati' in ancient times?
A
Ujjain
B
Maheshwar
C
Mandu
D
Vidisha
Question 41Single Answer
Which Chief Minister chaired the Madhya Pradesh Cabinet meeting that approved major development proposals in May 2026?
A
Shivraj Singh Chouhan
B
Mohan Yadav
C
Kamal Nath
D
Digvijaya Singh
Question 42Single Answer
The Madhya Pradesh Cabinet approved development and welfare proposals worth approximately how much in May 2026?
A
βΉ18,500 crore
B
βΉ22,300 crore
C
βΉ29,540 crore
D
βΉ35,000 crore
Question 43Single Answer
Which sectors received major allocations under the May 2026 Cabinet approvals?
A
Roads and healthcare
B
All of the above
C
Education and infrastructure
D
Irrigation and social welfare
Question 44Single Answer
Madhya Pradesh declared 2026 as which special year?
A
Year of Agriculture
B
Year of Tourism
C
Year of Youth
D
Year of Technology
Question 45Single Answer
What is the theme of Madhya Pradeshβs Year of Agriculture 2026?
A
Green Fields Green State
B
Self-Reliant Farming Initiative
C
Smart Agriculture Mission
D
Prosperous Farmers β Prosperous State
Question 46Single Answer
Which Governor announced 2026 as the Year of Agriculture in Madhya Pradesh?
A
Anandiben Patel
B
Lalji Tandon
C
Kalraj Mishra
D
Mangubhai Patel
Question 47Single Answer
Which term was used by the Madhya Pradesh government for 2026 in agriculture-focused initiatives?
A
Krishi Samriddhi Varsh
B
Kisan Pragati Varsh
C
Kisan Kalyan Varsh
D
Annadata Mission Year
Question 48Single Answer
Madhya Pradeshβs Farmer Welfare Year focuses on increasing what?
A
All of the above
B
Production capacity
C
Farmer security
D
Farmersβ income
Question 49Single Answer
Which region of Madhya Pradesh was selected for an Investor Summit in May 2026?
A
Bundelkhand
B
Nimar
C
Mahakoshal
D
Baghelkhand
Question 50Single Answer
The Nimar Investor Summit aims to promote which activity?
A
Sports training
B
Wildlife tourism
C
Defence recruitment
D
Industrial investment
Important Questions Package
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MPPSC Transport SI (Automobile) Exam - Hindi
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MPPSC Transport SI (Mechanical Engineering) Exam - Hindi
Description : 3000 Question With Answer
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MPPSC Transport SI (Mechanical Engineering) Exam - English
Description : 1000 Question With Answer
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MPPSC Transport SI (Mechanical Engineering) Exam - English
Description : 2000 Question With Answer
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MPPSC Transport SI (Mechanical Engineering) Exam - English
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MPPSC Transport SI (Automobile) Exam - Hindi
Description : 1000 Question & Answer Download in PDF (Send by Email)
βΉ151[βΉ450]
10.
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MPPSC Transport SI (Automobile) Exam Question Bank Book - Hindi
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Description : 1000 Question with Answer (Printed Material)
βΉ390[βΉ600]
15.
MPPSC Transport SI (Mechanical Engineering) Exam Question Bank Book - Hindi
Description : 1000 Question with Answer (Printed Material)
βΉ390[βΉ600]
16.
MPPSC Transport SI (Mechanical Engineering) Exam Question Bank Book - English
Description : 1000 Question with Answer (Printed Material)
βΉ390[βΉ600]
Automobile
Question 51Single Answer
What is single deck and double deck ?
A
Bus
B
Scooter
C
Van
D
Moped
Question 52Single Answer
Vijay Super 150 CC is a ........ .
A
moped
B
van
C
truck
D
scooter
Question 53Single Answer
Main part of a chassis is ........ .
A
steering system
B
transmission system
C
brake system
D
All of these
Question 54Single Answer
Producer of three wheeler vehicle is ........ .
A
TVS
B
Atlas
C
Hero Majestic
D
Vikram
Question 55Single Answer
Which company produce Vespa XE scooter ?
A
Maharashtra Scooter
B
Scooter India
C
Lohiya Machine
D
Bajaj Auto
Question 56Single Answer
Delivery van is a ............ vehicle .
A
light
B
medium
C
Both (a) and (b)
D
heavy
Question 57Single Answer
Which of the following is an example of transmission system ?
A
Clutch
B
Gear box
C
Universal joint
D
All of these
Question 58Single Answer
Foreigner vehicle is
A
Toyota
B
Contesa
C
Opel Astra
D
None of these
Question 59Single Answer
Full form of LMV is
A
Light Moving Vehicle
B
Light Motor Vehicle
C
Load Moving Vehicle
D
Light Motion Vehicle
Question 60Single Answer
Main part of motor vehicle is
A
chassis
B
body
C
Both (a) and (b)
D
None of these
Question 61Single Answer
Kinetic India Limited (Pune) produce
A
Luna
B
Laxmi
C
Swega
D
Hero Majestic
Question 62Single Answer
Which company made hard moped ?
A
Tamil Nadu Moped
B
Moped India
C
Sain and Pandit
D
Hero Majestic
Question 63Single Answer
......... in an automobile is the source of power .
A
Engine
B
Output
C
Steering system
D
Suspension system
Question 64Single Answer
Chassis of the automobile supports, its
A
body
B
engine
C
transmission
D
All of these
Question 65Single Answer
............ is the birth place of the automobile .
A
Germany
B
Japan
C
America
D
Italy
Question 66Single Answer
First motor car race was held in ............ .
A
1896
B
1898
C
1895
D
1899
Question 67Single Answer
Generally motor vehicle is
A
backward drive
B
right hand drive
C
centre drive
D
left hand drive
Question 68Single Answer
Heavy vehicle is
A
Red Ford
B
Contesa
C
Maruti 1000
D
Yezdi
Question 69Single Answer
The first automobile powered by steam engine was built in France by
A
Nicholas-Joseph Cugnot
B
Daimler Benz
C
Henry Ford
D
Elwood J. Haynes
Question 70Single Answer
In the year 1885, the real automobile was built by which of the following man ?
A
Nicholas-Joseph Cugnot
B
Daimler Benz
C
Henry Ford
D
Elwood J. Haynes
Question 71Single Answer
Vehicle without body is known as
A
wheel
B
ring
C
axle
D
chassis
Question 72Single Answer
Which of the following is called power plant ?
A
Axle
B
Chassis
C
Wheel
D
Engine
Question 73Single Answer
The first motor car appeared in India in
A
1870
B
1898
C
1753
D
1947
Question 74Single Answer
The first successful American car was built by
A
Duryea Brothers
B
Lanchester
C
Both (a) and (b)
D
None of these
Question 75Single Answer
Which is the India manufacturer of jeeps ?
A
Ashok Leyland
B
Hindustan Motors
C
Mahindra and Mahindra
D
None of the above
Question 76Single Answer
Which of the following is the Indian manufacturer of moped ?
A
Enfield India
B
Indian Automotives
C
Moped India
D
All of these
Question 77Single Answer
Indian manufacturer of tractors are
A
Eicher
B
Escorts
C
Gujarat Tractors
D
All of these
Question 78Single Answer
Which of the following Udyog ?
A
Maruti 800 car
B
Maruti 800 deluxe car
C
Maruti 800 flat roof car
D
All of these
Question 79Single Answer
In 1935, ...... made an automobile industry in are the kinds of India .
A
Sir M. Visvesvaraya
B
Sir Rajdoot
C
Sir Charles and Frank
D
None of the above
Question 80Single Answer
Which of the following are the Indian manufacturer of scooters ?
A
Andhra Pradesh Scooters
B
API
C
Bajaj Auto
D
All of the above
Question 81Single Answer
In petrol engine, combustion pressure is
A
1 : 4-1 : 10
B
1 : 12-1 : 22
C
3 : 5-5 : 10
D
5 : 12-5 : 22
Question 82Single Answer
Which of the following is a type of super charger ?
A
Piston type
B
Blower type
C
Turbo type
D
All of these
Question 83Single Answer
What is called internal diameter of cylinder ?
A
Throw
B
Bore
C
TDC
D
BDC
Question 84Single Answer
Engine is a device, which converts
A
mechanical energy into heat energy
B
heat energy into mechanical energy
C
mechanical energy into sound energy
D
None of the above
Question 85Single Answer
Engine valve open by
A
Crank shaft
B
Cam shaft
C
Roker shaft
D
Valve guide
Question 86Single Answer
Which metal cylinder is made ?
A
Brass
B
Cast iron
C
Aluminium
D
None of these
Question 87Single Answer
In compression stroke piston move
A
upward
B
BDC to TDC
C
downward
D
left to right
Question 88Single Answer
Two-stroke engine is ......... engine .
A
water cooled
B
air cooled
C
oil cooled
D
None of these
Question 89Single Answer
If the clearance volume 6 cu/inch and the displacement volume is 36 cu/inch. What will be value of compression ratio ?
A
3 : 1
B
4 : 1
C
5 : 1
D
7 : 1
Question 90Single Answer
The power produced in cylinder is called ......... .
A
brake horse power
B
indicated horse power
C
frictional horse power
D
None of these
Question 91Single Answer
Another name of diesel engine is
A
High volume combustion engine
B
Low volume combustion engine
C
Constant volume combustion engine
D
No volume combustion engine
Question 92Single Answer
The volume remain at the top of the piston, when the piston is at TDC is called at ......... .
A
unswept volume
B
clearance volume
C
Both (a) and (b)
D
swept volume
Question 93Single Answer
A fuel which has a higher itself ignition temperature
A
detonates less
B
helps detonation
C
results in smooth burning of charge
D
increase the rate of ignition
Question 94Single Answer
Pre-ignition
A
is the spontaneous ignition of the last part of charge
B
is resorted to at higher altitudes
C
increases the efficiency and saves unburnt fuel
D
causes reduced efficiency and loss of power engine
Question 95Single Answer
The efficiency of internal combustion ranges from
A
15%-35%
B
20%-40%
C
25%-30%
D
30%-35%
Question 96Single Answer
The firing order in a four-stroke IC engine is
A
1-2-3-4
B
1-4-3-2
C
1-3-4-2
D
1-2-4-3
Question 97Single Answer
The quantity control method of governing is used in
A
diesel engines
B
rocket engines
C
petrol engines
D
steam engines
Question 98Single Answer
The delay period in SI engine is about
A
0.10 s
B
0.0002 s
C
0.002 s
D
the ignition time lag
Question 99Single Answer
Which among the following can be used for Turbojet engines ?
A
Kerosene
B
Methyl alcohol
C
High speed diesel
D
Demethylated spirit
Question 100Single Answer
The thermal efficiency of an IC engine is
A
more than external combustion engine
B
less than external combustion engine
C
equal to external combustion engine
D
independent of method of fuel ignition
Question 101Single Answer
If a four-strokes engine is revolving of at 1200 rpm, then the number of explosions are equal to
A
1200
B
600
C
2400
D
300
Question 102Single Answer
If L is the stroke length and r is the crank radius, then
A
L = r
B
L = 4r
C
L =
D
L = 2r
Question 103Single Answer
In IC engine the type of governing used is
A
quality governing
B
quantity governing
C
hit and miss governing
D
None of these
Question 104Single Answer
Which one is not related of IC engine ?
A
Gas turbine
B
Four-stroke IC engine
C
Two-stroke Sl engine
D
Steam turbine
Question 105Single Answer
Which is related to IC engine only ?
A
Distributor
B
Spark plug
C
Atomizer
D
Carburettor
Question 106Single Answer
Spark ignition engine works on
A
Carnot cycle
B
Rankine cycle
C
constant pressure cycle
D
constant volume cycle
Question 107Single Answer
The term 'Bore' in IC engine is used for
A
diameter of the piston
B
inside diameter of cylinder
C
diameter of piston ring
D
None of the above
Question 108Single Answer
Displacement volume or swept volume is the volume displaced by the piston in
A
two-strokes
B
four-strokes
C
one-stroke
D
half-stroke
Question 109Single Answer
The piston, if an IC engine completes two strokes in
A
180Β° of crank rotation
B
360Β° of crank rotation
C
540Β° of crank rotation
D
720Β° of crank rotation
Question 110Single Answer
The pistons are usually given a coating such as tin plating in order to
A
conduct heat efficiency
B
reduce possibility of scoring
C
reduce friction
D
None of the above
Question 111Single Answer
Piston rings are usually made of
A
steel
B
cast iron
C
aluminium
D
babbit
Question 112Single Answer
In loop scavenging, the top of piston is
A
contoured
B
depressed
C
slanted
D
flat
Question 113Single Answer
In the crank case method of scaversing the air pressure is produced by
A
movement of piston
B
centrifugal pump
C
national aspirator
D
None of these
Question 114Single Answer
Connecting rod is made of
A
aluminium alloy
B
cast iron
C
copper alloy
D
medium carbon steel
Question 115Single Answer
In a four-stroke four cylinder diesel engine, number of carburettors used is
A
0
B
1
C
2
D
4
Question 116Single Answer
The material of the exhaust valve is
A
aluminium alloy
B
cast iron
C
silicon chrome steel
D
low carbon steel
Question 117Single Answer
The flywheel is located on the
A
racker arm shaft
B
crankshaft
C
cam shaft
D
All of these
Question 118Single Answer
The function of the governor is to
A
supply energy during non-working strokes
B
supply energy when the piston is at dead centre
C
run the engine at some average constant speed
D
control vibrations due to the reciprocating parts
Question 119Single Answer
The popular firing order of a four-stroke SI engine is
A
1-3-4-2
B
1-2-3-4
C
4-3-2-1
D
2-4-3-1
Question 120Single Answer
Morse test is used to determineΒ efficiency of
A
multi-cylinder engines
B
four-stroke engines
C
two-stroke engines
D
None of these
Question 121Single Answer
In petrol engine, actual pressure developed compared to the predicted maximum pressure is
A
50%
B
25%
C
70%
D
90%
Question 122Single Answer
In a naturally aspirated diesel engine, air is supplied by
A
a super charger
B
a centrifugal blower
C
a vacuum chamber
D
an injection tube
Question 123Single Answer
Which of the following symptoms show that the combustion is necessarily complete ?
A
Presence of free carbon in exhaust
B
Presence of carbon mono-oxide in exhaust
C
Presence of oxygen in exhaust
D
Presence of nitrogen in exhaust
Question 124Single Answer
Those engines where fuel is burnt outside the combustion chamber are called
A
External combustion engine
B
Internal combustion engine
C
Both (a) and (b)
D
None of the above
Question 125Single Answer
Which of the following is not the example of internal combustion engine ?
A
Wankle engine
B
Petrol engine
C
Steam engine
D
Diesel engine
Question 126Single Answer
Which of the following is correct ?
A
I H P =Β Β
B
I H P =Β Β
C
I H P =Β
D
I H P =Β Β
Question 127Single Answer
In four stroke engine the number of revolutions is
A
N =
B
N =Β
C
N = RPM
D
N =Β
Question 128Single Answer
The amount of power which is available at flywheel for useful work is known as
A
I H P
B
H P
C
Brake horse power
D
None of the above
Question 129Single Answer
Diesel engine is ...... than petrol engine .
A
heavier
B
lesser
C
greater
D
None of these
Question 130Single Answer
What is the percentage of silicon in a cast iron cylinder ?
A
9.5
B
2.1
C
2.9
D
1.2
Question 131Single Answer
Diesel engine uses ...... oil for its running .
A
diesel
B
petrol
C
kerosene oil
D
None of these
Question 132Single Answer
Most of the engines used in present day automobiles have ...... of cylinders .
A
In-line
B
V-type
C
opposed type
D
radial type
Question 133Single Answer
Due to less number of parts 2-stroke engines are in β¦....... weight .
A
heavier
B
lighter
C
same
D
constant
Question 134Single Answer
Which of the following is the function of piston ?
A
In exhaust stroke it pushed out exhaust gases
B
It works as a guide for the upper part of connecting rod
C
Both (a) and (b)
D
None of the above
Question 135Single Answer
Which is the lowest part of the piston ?
A
Ring
B
Skirt
C
Pin
D
Dam
Question 136Single Answer
The space left in the circumference of piston after cutting ring groove is called
A
slot skirts
B
ring groove
C
running part
D
ring land
Question 137Single Answer
The place where gudgeon pin is fixed in the piston is called
A
pin boss
B
ring carrier
C
ring land
D
slot skirts
Question 138Single Answer
Piston ring must withstand temperature upto β¦β¦.. Β°C without losing their tension .
A
100
B
3000
C
1000
D
300
Question 139Single Answer
Oil sump is the ......... most part of engine .
A
highest
B
lowest
C
higher
D
lower
Question 140Single Answer
Main parts of crank shaft are
A
journals
B
throws
C
webs
D
All of these
Question 141Single Answer
In case of a four stroke diesel engine, the heat carried away by the exhaust gases will be around
A
5-7%
B
7-10%
C
10-20%
D
20-35%
Question 142Single Answer
In a two stroke engine, the working cycle is complete in the number of revolution of the crank shaft equal to
A
one
B
two
C
three
D
four
Question 143Single Answer
Which one is a spark ignition engine ?
A
Petrol engine
B
Diesel engine
C
Steam engine
D
None of these
Question 144Single Answer
Which of the following defines IC engine most appropriately ?
A
Product of combustion is used as working substance
B
Combustion of fuel takes place inside the cylinder
C
Petrol or diesel is used as fuel
D
Works on diesel or otto cycle
Question 145Single Answer
In diesel engine, the suction contains
A
air
B
fuel
C
mixture of air and fuel
D
air or fuel
Question 146Single Answer
Spark ignition engine is
A
petrol engine
B
diesel engine
C
steam engine
D
Cl engine
Question 147Single Answer
For a four-cylinder engine, the firing order for evenness of torque is
A
1-2-3-4
B
1-3-2-4
C
1-4-3-2
D
1-3-4-2
Question 148Single Answer
The silencer of an IC engine
A
reduces noise
B
decreases brake specific fuel consumption
C
increases brake specific fuel consumption
D
has no effect on efficiency
Question 149Single Answer
The compression ratio for a practical diesel engine usually lies in the range