RRB Group D 2022-15-9-2022-2 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-15-9-2022-2 RRB Questions

21.
Read the given statement and the arguments carefully and select the appropriate answer from the given options.
Statement:
Schools should encourage self-discipline among children of all ages.
Arguments:
I. Children till the age of 7 years are not mature enough to understand the concept of discipline.
II. Discipline lasts longer and is more effective when instilled by oneself than by others from outside.
A.
II weakens while I strengthens the statement.
B.
Both I and II strengthen the statement.
C.
I weakens while II strengthens the statement.
D.
Both I and II weaken the statement.
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ANSWER :
A. II weakens while I strengthens the statement.
22.

The value of \(\sqrt{1225}\) + \(\sqrt{6.25}\) +\(\sqrt{12.25}\) – 8 is ________.

A.

33

B.

0.75

C.

50

D.

0.16

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ANSWER :

A. 33

23.
Which statement about Mendeleev’s Periodic Table is INCORRECT?
A.
Elements are arranged in the order of their increasing atomic masses.
B.
The properties of elements are the periodic functions of their atomic numbers.
C.
Horizontal rows are called ‘periods’.
D.
Vertical columns are called ‘groups’.
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ANSWER :
B. The properties of elements are the periodic functions of their atomic numbers.
24.

The value of \(\left(\frac{y^{b+c}}{y^{2a}}\right)\left(\frac{y^{c+a}}{y^{2b}}\right)\left(\frac{y^{a+b}}{y^{2c}}\right)\) is ________

A.

yabc

B.

y\( \frac{ab}{c} \)

C.

0

D.

1

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ANSWER :

D. 1

25.
If three wires of tungsten, manganin and hard rubber are identical in dimension then resistance of _________.
A.
Manganin is highest
B.
Tungsten is least
C.
Tungsten is highest
D.
Hard rubber is least
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ANSWER :
B. Tungsten is least
26.
Magnetic field lines around a straight conductor carrying a current will always be:
A.
parallel to the length of the conductor
B.
perpendicular to the direction of current
C.
parallel to the direction of current
D.
intersecting each other
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ANSWER :
B. perpendicular to the direction of current
27.

Which of the following states bagged the first prize in the 3rd National Water Awards presented by then President of India, Shri Ram Nath Kovind in March 2022?

A.

Rajasthan

B.

Assam

C.

Tamil Nadu

D.

Uttar Pradesh

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ANSWER :

D. Uttar Pradesh

28.
The Swaran Singh Committee recommended inclusion of which of the following features in the Constitution of India?
A.
Fundamental duties
B.
Preamble
C.
Fundamental rights
D.
Concurrent list
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ANSWER :
A. Fundamental duties
29.
The present ages of Kamal and Keerthi are in the ratio 3 : 5. After 9 years, the ratio of their ages will become 3 : 4. The present age of Keerthi is ________.
A.
15 years
B.
12 years
C.
17 years
D.
19 years
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ANSWER :
A. 15 years
30.
Which of the following is NOT necessarily a property of a rhombus?
A.
Opposite sides are parallel.
B.
All sides are equal.
C.
Diagonals are equal.
D.
Diagonals are perpendicular bisectors.
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ANSWER :
C. Diagonals are equal.