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Objective Questions

Latest SECL Mining Sirdar Exam Question (Objective Questions), MCQ in English

Subjects : General Awareness/Aptitude & Knowledge regarding CIL/SECL, Mining

Question Bank SECL Mining Sirdar Exam - English
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General Awareness/Aptitude & Knowledge regarding CIL/SECL

Question 1Single 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 2Single 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 3Single Answer
Passage :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z .
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
  1. A
    X
  2. B
    W
  3. C
    I
  4. D
    H
Question 4Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
  1. A
    SUM
  2. B
    BIG
  3. C
    Both BIG and THE
  4. D
    FOR
  5. E
    Both FOR and BIG
Question 5Single Answer
Passage :
Direction : The following question is based on the five words given below:
AND FOR THE BIG SUM (The new words formed after performing the mentioned operations may or may not necessarily the meaningful English words.)
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
  1. A
    AND
  2. B
    FOR
  3. C
    THE
  4. D
    BIG
  5. E
    SUM
Question 6Single 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 7Single Answer
Which of the following numbers is irrational ?
  1. A
    √49
  2. B
    0.125
  3. C
    √2
  4. D
    22/7
Question 8Single Answer
Passage :
information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.

We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Chemistry but not in Physics.
  1. A
    318
  2. B
    198
  3. C
    213 
  4. D
    206
Question 9Single Answer
Passage :
Direction: information given below and answer the question that follow.
The result of an exam is given below. Out of 1000 students who appeared
(i) 658 failed in Physics
(ii) 166 failed in Physics and Chemistry
(iii) 372 failed in Chemistry, 434 failed in Physics and Maths
(iv) 590 failed in Maths, 126 failed in Maths & Chemistry
Find the number of people who failed in (assuming that none is passed in all subjects.

We have the following equations:
a+ b + c + d + e + f + g = 1000
a + b + d + e = 658, b + d = 166
b + d + c + f = 372
d + e = 434 as in the figure.
d + e + f + g = 590, d + f = 126. Find the values
Physics or Maths but not in Chemistry.
  1. A
    558   
  2. B
    718
  3. C
    628  
  4. D
    None of these
Question 10Single Answer
Passage :
For the next four question that follow:
In a city, three daily newspapers A, B, C are published, 42% read A; 51% read B; 68% read C; 30% read A and B; 28% read B and C; 36% read A and C; 8% do not read any of the three newspapers.

Let x% people read all the three newspapers.
Since 8% people do not read any newspapers.
 (x – 24) + (x – 7) + (x + 4) + (30 – x) + (36 – x) + (28 – x) + x = 92
→ x + 98 – 31 = 92
→ x = 92 – 67 = 25
What is the percentage of persons who read all the three papers ?
  1. A
    20%  
  2. B
    25%
  3. C
    30%  
  4. D
    40%
Question 11Single Answer
Sattriya dance form is famous in which of these states ?
  1. A
    Assam
  2. B
    Himachal Pradesh
  3. C
    Punjab
  4. D
    Tamil Nadu
Question 12Single Answer
When was the Constituent Assembly of India formed?
  1. A
    1946
  2. B
    1947
  3. C
    1948
  4. D
    1950
Question 13Single Answer
Which is the longest river in India?
  1. A
    Yamuna
  2. B
    Ganges
  3. C
    Brahmaputra
  4. D
    Godavari
Question 14Single Answer
Who among the following was associated with Enlightenment philosophy?
  1. A
    Voltaire
  2. B
    Shakespeare
  3. C
    Erasmus
  4. D
    All of the above
Question 15Single Answer
Ventilation in mines is necessary to?
  1. A
    Roof support only
  2. B
    Coal transport only
  3. C
    Dust suppression only
  4. D
    Dilute firedamp and remove noxious gases
Question 16Single Answer
Main purpose of booster fans is?
  1. A
    Roof support only
  2. B
    Coal transport only
  3. C
    Dust suppression only
  4. D
    Maintain airflow in obstructed or long airways
Question 17Single Answer
Air regulators help to?
  1. A
    Balance pressure and airflow in mines
  2. B
    Coal transport only
  3. C
    Dust suppression only
  4. D
    Roof support only
Question 18Single Answer
Air doors are used to?
  1. A
    Dust suppression only
  2. B
    Coal transport only
  3. C
    Direct airflow to working faces
  4. D
    Roof support only
Question 19Single Answer
Anemometer is used to measure?
  1. A
    Coal transport only
  2. B
    Air velocity
  3. C
    Dust suppression only
  4. D
    Roof support only
Question 20Single Answer
What is the name of the next phase of India’s semiconductor programme notified by the Government in August 2026?
  1. A
    Chip India 3.0
  2. B
    India Chip Mission
  3. C
    Semicon 2.0
  4. D
    Semiconductor Bharat

Mining

Question 21Single Answer
The following perpendicular offsets were taken from a chian line to an irregular boundary.The area between the chian line, the boundaryand the offsets is :
 
Chainage(m) 0 10 25 42 60 75
Offsets   15.5 26.2 31.8 25.6 29.0 31.5
  1. A
    19.765 Ares
  2. B
    20.612 Ares
  3. C
    20.892 Ares
  4. D
    20.765 Ares
Question 22Single Answer
Point of tangency in a curve is the ______ .
  1. A
    location of the curves start point
  2. B
    location of the curves end point
  3. C
    curves midpoint
  4. D
    point joining two tangents of a curve
Question 23Single Answer
Name of method in which the deflection angle is equal to half the angle substended by the arc at the centre, and it is assumed that the length of the arc is approximately equal to length of the chord
  1. A
    two – theodalite method
  2. B
    Rankine's method
  3. C
    Jaderin's method
  4. D
    Teacheometric method
Question 24Single Answer
Name the equipment used in mining placer deposits.
  1. A
    Riffle box
  2. B
    Auger
  3. C
    Wagon drill
  4. D
    Rope Saw
Question 25Single Answer
Every plan or section should be submitted on a scale having a representative factor of :
  1. A
    1330 : 1
  2. B
    1200 : 1
  3. C
    1100 : 2
  4. D
    1300 : 1
Question 26Single Answer
In which of the following baseline measuring method, tripods are used to hold the measuring tape ?
  1. A
    Wheeler's method
  2. B
    Rankine's method
  3. C
    Hunter's short base method
  4. D
    Jaderin's method
Question 27Single Answer
Stone dust barriers consists of :
  1. A
    Each plank is placed on above the other and loaded with stone dust
  2. B
    Shelves placed side by side and loaded with stone dust
  3. C
    Shelves placed side by side and each shelf consists of planks placed on above the other and loaded with stone dust
  4. D
    Shelves placed side by side and each shelf consists of another shelf placed on above the other and loaded with stone dust
Question 28Single Answer
In an opencast mining blasting, ground vibration occurs due to :
  1. A
    Low current
  2. B
    Poor stemming
  3. C
    Improper delays
  4. D
    Excess charge
Question 29Single Answer
In an opencast mining blasting, poor stemming results in :
  1. A
    Vibration
  2. B
    Misfire
  3. C
    Blow-out-shot
  4. D
    Cut-off- shot
Question 30Single Answer
In an opencast mining blasting, improper delay results in :
  1. A
    Vibration
  2. B
    Misfire
  3. C
    Blow-out-shot
  4. D
    Cut-off-shot    
Question 31Single Answer
Which of the following is not 'Biparental' ?
  1. A
    Tidal Hypothesis
  2. B
    Planetesimal Hypothesis
  3. C
    Dynamic encounter theory
  4. D
    Protoplanet Hypothesis
Question 32Single Answer
The most accurately known physical parameter in the deep Earth is
  1. A
    Density
  2. B
    Elastic modulii
  3. C
    Seismic wave velocity
  4. D
    Gravity
Question 33Single Answer
Which of the following are most radioactive ?
  1. A
    younger acidic rocks
  2. B
    Younger basic rocks
  3. C
    Older acidic rocks
  4. D
    Older basic rocks
Question 34Single Answer
The flattest portion of the Earth's surface is formed by
  1. A
    Abyssal Plains
  2. B
    Abyssal Hills
  3. C
    Sea Mounts
  4. D
    Oceanic Trenches  
Question 35Single Answer
The African Plate is composed of
  1. A
    Continental Crust
  2. B
    Oceanic Crust
  3. C
    Combination of both continental as well as oceanic crust
  4. D
    None of the above
Question 36Single Answer
Iceland is an exposed part of
  1. A
    Mid-oceanic ridges
  2. B
    Island arcs
  3. C
    Shield areas
  4. D
    Plateaus
Question 37Single Answer
Pahoehoe is a type of
  1. A
    Stony meterite
  2. B
    Volcanic crator
  3. C
    Ropy lava
  4. D
    Blocky lava
Question 38Single Answer
The sand dunes migrate in the
  1. A
    Leeward direction
  2. B
    Windward direction
  3. C
    Both Leeward and Windward directions
  4. D
    None of the above
Question 39Single Answer
Migmatites are mixed rocks which contain features of rock ?
  1. A
    Pyroclastic and sedimentary rocks
  2. B
    Plutonic and regional metamorphic rocks
  3. C
    Contact metamorphic and diagenetic rocks
  4. D
    Regional metamorphic and igneous extrusive
Question 40Single Answer
The primary mineral constituents of rocks of mafic ultramafic (more mafic than mafic) composition necessarily contain in the following elements.
  1. A
    magnesium, silicon, aluminium, oxygen
  2. B
    iron, aluminimum, silicon, oxygen  
  3. C
    silicon, oxygen, iron, manganese
  4. D
    oxygen, magnesium, silicon, iron     
Question 41Single Answer
SCAMP relates to ..............
  1. A
    Roof safety
  2. B
    Inundation
  3. C
    Mine fire
  4. D
    None of these
Question 42Single Answer
Maximum speed of explosive van, carrying explosive
  1. A
    20 KMPH
  2. B
    25 KMPH
  3. C
    30 KMPH 
  4. D
    40 KMPH       
Question 43Single Answer
.................. Gas, relates to white Damp:
  1. A
    CH4
  2. B
    CO2
  3. C
    O2
  4. D
    CO
Question 44Single Answer
In 2nd Degree gassy Underground Mine, for Electrical velding, written permission of .............. is required
  1. A
    Mining sirdar
  2. B
    Colliery Engineer
  3. C
    Assistant Management
  4. D
    Mine Manager
Question 45Single Answer
Reason for Blown out shots
  1. A
    Less Stemming
  2. B
    More explosive charge
  3. C
    High Burden and Spacing
  4. D
    All of these     
Question 46Single Answer
Priming catridge
  1. A
    In which detonator is engaged
  2. B
    Best Quality explosive catridge
  3. C
    Un exploded explosive catridge
  4. D
    All of these
Question 47Single Answer
Powder Factor :
  1. A
    Yield of coal in Ton per KG of explosive consumed
  2. B
    Yield of coal in m³ per KG of explosive consumed 
  3. C
    Both (a) and (b) above
  4. D
    None of these
Question 48Single Answer
Formation of coal Mines Regulation has been principally based up on.
  1. A
    Railways Act
  2. B
    Explosive Act
  3. C
    L & R Act.
  4. D
    Mines Act.
Question 49Single Answer
Surface plan is a .............. plan.
  1. A
    Statutory
  2. B
    non - statutory
  3. C
    working
  4. D
    none of these  
Question 50Single Answer
Safety management plan is applicable only for ................... mining.
  1. A
    opencast
  2. B
    underground
  3. C
    both (a) and (b)
  4. D
    none of these
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