RRB Group D 2018-3-10-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-3-10-2018-1 RRB Questions

11.
Which of the following statement is wrong?
A.
If the buoyant force is less than the weight of the object, then the object sinks
B.
If the buoyant force is greater than the weight of the object, then the object floats.
C.
If the buoyant force is less than the weight of the object, then the object floats
D.
If the buoyant force is equal to the weight of the object, then the object floats inside the liquid.
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ANSWER :
C. If the buoyant force is less than the weight of the object, then the object floats
12.
What will be the mean of the numbers 4, 1, 1, 6, 2 and 7?
A.
3.5
B.
2
C.
2.5
D.
3
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ANSWER :
A. 3.5
13.

Find the geometric mean of the numbers 7, 7 2 , 7 3 , _________ 7 n.

A.

\(7^{\frac{n+1}{2}}\)

B.

\(7^{\frac{n-1}{2}}\)

C.

\(7^{\frac{n}{2}}\)

D.

\(7^{\frac{n}{7}}\)

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ANSWER :

A. \(7^{\frac{n+1}{2}}\)

14.

Determine the integer n so that \( \frac{n}{60} \) should be less than or equal to \( \frac{1}{5} \) but greater than \( \frac{1}{6} \)

A.

11

B.

10

C.

12

D.

Both option 1 and 3

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ANSWER :

D. Both option 1 and 3

15.
The Act to replace the archaic 'Monopoly and Restricted Trade Practices Act, 1969' is _______.
A.
Goods and Services Tax (GST)
B.
Business freedom act
C.
Prohibited Trade Practices Act
D.
Competition act
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ANSWER :
D. Competition act
16.
In a city, each year, the number of people in the population at the beginning of the year increased by 3%. If the present population of that city is 30,00,000, then the population after 3 years will be.
A.
3277181
B.
3217881
C.
3278181
D.
3281781
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ANSWER :
C. 3278181
17.
Considering the statement, it is to be decided which of these assumption(s) is/are implicit in the statement.
Statements:
If you are a software engineer, we have a challenging project for you.
Assumptions:
I. You are a software engineer.
II. We need a software engineer.
A.
Only Assumption II is implicit.
B.
Only assumption I is implicit.
C.
Either Assumption I or II is implicit.
D.
Neither assumption I nor assumption II is implicit
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ANSWER :
A. Only Assumption II is implicit.
18.
What is the temperature at which a liquid begins to boil at atmospheric pressure?
A.
Heat of fusion
B.
Heat of neutralisation
C.
Boiling point
D.
Melting point
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ANSWER :
C. Boiling point
19.
X attempted 98 questions and got 202 marks. If there is 4 marks for each correct answer and one negative mark for each wrong answer, then the number of correct questions answered by Mr X is _______.
A.
58
B.
40
C.
38
D.
60
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ANSWER :
D. 60
20.

Justice Jagdish Singh Khehar was appointed as the _______ Chief Justice of India in January 2017.

A.

43rd

B.

44th

C.

40th

D.

45th

😑 View Answer Rough Work
ANSWER :

B. 44th