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Latest UPPSC AE Mechanical Exam Question (Objective Questions), MCQ in English

Subjects : General Studies, Concerned Subjects (Mechanical)

Question Bank UPPSC Assistant Engineer (Mechanical) Mains Exam Paper 2 - English
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General Studies

Question 1Single Answer
Yojna a weekly journal
  1. A
    Ministry of Finance        
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 2Single Answer
Kurukshetra a journal on rural development is published by
  1. A
    Ministry of Finance 
  2. B
    Ministry of Information and Broadcastin
  3. C
    Ministry of Rural Development
  4. D
    Planning Commission
Question 3Single Answer
Devaluation of a currency means
  1. A
    Fixing the value of the currency in conjuction with the movement in the value of a basket of predetermined currencies
  2. B
    Reduction in the value of a currency vis-à-vis major internationally traded currencies
  3. C
    Fixing the value of currency in multilateral consultaion with the IMF the World Bank and major trading partners
  4. D
    Permitting the currency to seek its worth in the international market
Question 4Single Answer
In ruby laser, the stimulated emission is due to transition from
  1. A
    metastable state to any lower state
  2. B
    any higher state of lower state
  3. C
    metastable state to ground state
  4. D
    any higher state to ground state
Question 5Single Answer
A direct current I flows along the length of an infinitely long straight thin walled pipe, then the magnetic field is
  1. A
    uniform throughout the pipe not zero
  2. B
    zero only along the axis of the pipe
  3. C
    zero at any point inside the pipe
  4. D
    maximum at the centre and minimum at the edge
Question 6Single Answer
10-6 M NaOH is diluted 100 times. The pH of the diluted base is
  1. A
    between 7 and 8
  2. B
    between 5 and 6
  3. C
    between 6 and 7
  4. D
    between 10 and 11
Question 7Single Answer
In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current to be passed is
  1. A
    1.93 A         
  2. B
    9.65 A
  3. C
    19.3 A        
  4. D
    0.965 A
Question 8Single Answer
The respiratory quotient during cellular respiration would depend on
  1. A
    the nature of enzymes involved
  2. B
    the nature of the substrate
  3. C
    the amount of carbon dioxide released
  4. D
    the amount of oxygen utilised
Question 9Single Answer
How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
  1. A
    Two
  2. B
    Three
  3. C
    Five
  4. D
    Four
  5. E
    None of these
Question 10Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
  1. A
    True
  2. B
    False
  3. C
    Uncertain
  4. D
    None
Question 11Single Answer
If it is possible to make only one meaningful word with the second, the third, the sixth and the eight letters of the word FRAGMENT using each only once, which of the following will be the third letter of that word ? If no such word can be formed, give ‘X’ as the answer and if more than one such word can be formed, give ‘Y’ as the answer.
  1. A
    A
  2. B
    E
  3. C
    T
  4. D
    X
  5. E
    Y
Question 12Single Answer
How many such letters are there in the word ORIENTAL each of which is as far away from the beginning of the word as when they are arranged alphabetically?
  1. A
    None            
  2. B
    One         
  3. C
    Two       
  4. D
    Three        
  5. E
    More than three
Question 13Single Answer
How many such pairs of letters in the word CREDIT each of which has as many letters between them in the word as in the English alphabet?
  1. A
    None
  2. B
    One
  3. C
    Two
  4. D
    Three
  5. E
    More than three
Question 14Single Answer
The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is:__________ ?
  1. A
    51:52
  2. B
    52:53
  3. C
    51:53
  4. D
    52:55
Question 15Single Answer
Which of the following numbers is irrational ?
  1. A
    √49
  2. B
    0.125
  3. C
    √2
  4. D
    22/7
Question 16Single Answer
356 x 936 – 356 x 836 = ?
  1. A
    35600  
  2. B
    34500
  3. C
    9630
  4. D
    93600
Question 17Single Answer
Arrange in descending order: 5/8, 7/10, 3/4
  1. A
    3/4 > 7/10 > 5/8
  2. B
    7/10 > 3/4 > 5/8
  3. C
    3/4 > 5/8 > 7/10
  4. D
    5/8 > 7/10 > 3/4
Question 18Single Answer
What is (3^{4} times 9^{2}) ?
  1. A
    36
  2. B
    38
  3. C
    310
  4. D
    96
     
Question 19Single Answer
When Uttar Pradesh got it officially as statehood ?
  1. A
    24 January, 1950
  2. B
    26 January, 1952
  3. C
    1 January, 1956
  4. D
    18 February, 1957
Question 20Single Answer
How many districts are there in Uttar Pradesh
  1. A
    60
  2. B
    57
  3. C
    75
  4. D
    87
Question 21Single Answer
What are the official languages of Uttar Pradesh ?
  1. A
    Hindi & Urdu
  2. B
    Only Hindi
  3. C
    Only Urdu
  4. D
    Kumaoni
Question 22Single Answer
How many members of Lok Sabha from Uttar Pradesh ?
  1. A
    56
  2. B
    78
  3. C
    80
  4. D
    51
Question 23Single Answer
How many members of Rajya Sabha from Uttar Pradesh ?
  1. A
    45
  2. B
    51
  3. C
    31
  4. D
    77
Question 24Single Answer
Which ministry launched the Green Hydrogen Certification Scheme of India (GHCI)?
  1. A
    Ministry of Power
  2. B
    Ministry of Petroleum and Natural Gas
  3. C
    Ministry of New and Renewable Energy
  4. D
    Ministry of Environment, Forest and Climate Change
Question 25Single Answer
Who publishes the Special 301 Report?
  1. A
    World Trade Organization (WTO)
  2. B
    World Intellectual Property Organization (WIPO)
  3. C
    United States Trade Representative (USTR)
  4. D
    International Trade Commission (ITC)

Concerned Subjects (Mechanical)

Question 26Single Answer
What is the state of a substance at the critical point on a phase diagram?
  1. A
    Solid
  2. B
    Liquid
  3. C
    Gas
  4. D
    Indistinguishable liquid-vapor phase
Question 27Single Answer
What does the triple point on a phase diagram represent?
  1. A
    Only solid exists
  2. B
    Solid, liquid, and vapor coexist
  3. C
    Only liquid exists
  4. D
    Only vapor exists
Question 28Single Answer
Which property is constant during a phase change at constant pressure?
  1. A
    Temperature
  2. B
    Volume
  3. C
    Entropy
  4. D
    Internal energy
Question 29Single Answer
What is the quality of a saturated liquid-vapor mixture defined as?
  1. A
    Ratio of liquid mass to total mass
  2. B
    Ratio of vapor mass to total mass
  3. C
    Ratio of liquid volume to total volume
  4. D
    Ratio of vapor volume to total volume
Question 30Single Answer
What is the specific volume of a substance in the saturated liquid state?
  1. A
    vf
  2. B
    vg
  3. C
    vfg
  4. D
    vavg
Question 31Single Answer
Which chart is used to represent the properties of a superheated vapor?
  1. A
    T-s diagram
  2. B
    P-v diagram
  3. C
    Mollier diagram
  4. D
    Psychrometric chart
Question 32Single Answer
What happens to the pressure of a substance at the triple point of water?
  1. A
    It is zero
  2. B
    It is kPa
  3. C
    Resolver 
  4. D
    It is infinite
Question 33Single Answer
What is the slope of the sublimation curve on a P-T diagram?
  1. A
    Zero
  2. B
    Negative
  3. C
    Positive
  4. D
    Infinite
Question 34Single Answer
Which property is used to determine the state of a substance in a compressed liquid region?
  1. A
    Entropy
  2. B
    Specific volume
  3. C
    Quality
  4. D
    Enthalpy
Question 35Single Answer
Which diagram shows constant pressure lines as horizontal?
  1. A
    P-v diagram
  2. B
    T-s diagram
  3. C
    h-s diagram
  4. D
    P-T diagram
Question 36Single Answer
What is the specific enthalpy of a saturated liquid-vapor mixture given by?
  1. A
    hf + x(hfg)
  2. B
    hg + x(hfg)
  3. C
    hf + hfg
  4. D
    hg - hfg
Question 37Single Answer
What does the saturation dome represent on a T-s diagram?
  1. A
    Superheated region
  2. B
    Compressed liquid region
  3. C
    Two-phase region
  4. D
    Critical point
Question 38Single Answer
What is the critical temperature of water?
  1. A
    Hall effect sensor  
  2. B
    Piezoelectric accelerometer  
  3. C
    Optical encoder  
  4. D
    Resolver 
Question 39Single Answer
What is the critical pressure of water?
  1. A
    kPa
  2. B
    Resolver 
  3. C
    MPa
  4. D
    Resolver 
Question 40Single Answer
Which property is tabulated in steam tables for superheated vapor?
  1. A
    Quality
  2. B
    Specific volume
  3. C
    Latent heat
  4. D
    Phase fraction
Question 41Single Answer
What is the specific entropy of a saturated liquid denoted as?
  1. A
    sf
  2. B
    sg
  3. C
    sfg
  4. D
    savg
Question 42Single Answer
What is the value of hfg in the superheated vapor region?
  1. A
    Zero
  2. B
    Positive
  3. C
    Negative
  4. D
    Undefined
Question 43Single Answer
Which process occurs along the saturation line on a P-v diagram?
  1. A
    Isothermal
  2. B
    Isobaric
  3. C
    Isochoric
  4. D
    Adiabatic
Question 44Single Answer
What is the specific volume of a saturated vapor denoted as?
  1. A
    vf
  2. B
    vfg
  3. C
    vg
  4. D
    vavg
Question 45Single Answer
What is the slope of the vaporization curve on a P-T diagram?
  1. A
    Zero
  2. B
    Positive
  3. C
    Negative
  4. D
    Infinite
Question 46Single Answer
What is the specific internal energy of a saturated liquid-vapor mixture?
  1. A
    uf + x(ufg)
  2. B
    Resolver 
  3. C
    uf + ufg
  4. D
    ug - ufg
Question 47Single Answer
Which region lies to the left of the saturated liquid line on a T-s diagram?
  1. A
    Superheated vapor
  2. B
    Compressed liquid
  3. C
    Two-phase mixture
  4. D
    Critical point
Question 48Single Answer
What is the value of entropy at the critical point?
  1. A
    Zero
  2. B
    Maximum
  3. C
    Minimum
  4. D
    Undefined
Question 49Single Answer
What is the latent heat of vaporization at the critical point?
  1. A
    Zero
  2. B
    Maximum
  3. C
    Minimum
  4. D
    Constant
Question 50Single Answer
Which diagram is used to analyze the Rankine cycle?
  1. A
    P-v diagram
  2. B
    T-s diagram
  3. C
    h-v diagram
  4. D
    P-T diagram
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