RRB JE 2024-18-12-2024-3 RRB Question Paper

RRB JE 2024 Question Papers

RRB JE 2024-18-12-2024-3 RRB Questions

41.
When washing soda is exposed to hot atmosphere for a long time, it:
A.
gains water molecules and dissolves in them
B.
gains heat from the Sun and becomes dry
C.
loses water molecules and becomes powdery
D.
loses water molecules but remains in crystal form
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ANSWER :
C. loses water molecules and becomes powdery
42.

Ram takes 2 hours more than Ravi to walk 20 km. If Ram doubles his speed, then he is ahead of Ravi by one hour 20 minutes. Find the speed of Ravi (in km/hr).

A.

4

B.

3\( \frac{2}{7} \)

C.

4\( \frac{2}{7} \)

D.

3

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ANSWER :

C. 4\( \frac{2}{7} \)

43.
In a displacement reaction, if a more reactive metal displaces a less reactive metal from its salt solution, what is the result?
A.
The less reactive metal is displaced and the more reactive metal becomes a part of the compound
B.
The less reactive metal is displaced and solidifies
C.
The more reactive metal remains unchanged
D.
Formation of an insoluble salt
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ANSWER :
D. Formation of an insoluble salt
44.
Select the letter-cluster pair that best represents a similar relationship to the one expressed in the pairs of letter-clusters given below.
GHO : LGM
HIN : MHL
A.
NCL : SBJ
B.
ORK : OQM
C.
JJS : JIR
D.
MIH : MHE
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ANSWER :
A. NCL : SBJ
45.
Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group?
(Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)
A.
NTWB
B.
AGJO
C.
RXAE
D.
SYBG
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ANSWER :
C. RXAE
46.
What unique feature do the sex chromosomes in humans have compared to other chromosomes?
A.
They are not always a perfect pair in males.
B.
They are always perfectly paired.
C.
They are identical in males and females.
D.
They are the largest chromosomes in the body.
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ANSWER :
A. They are not always a perfect pair in males.
47.
Rakesh starts from Point A and drives 21 km towards the west. He then takes a left turn, drives 23 km, turns left and drives 27 km. He then takes a left turn and drives 28 km. He takes a final left turn, drives 6 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90° turns only unless specified.)
A.
2 km to the south
B.
3 km to the south
C.
4 km to the south
D.
5 km to the south
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ANSWER :
D. 5 km to the south
48.
What should come in place of the question mark (?) in the given series?
34 34 46 46 58 58 70 70 ?
A.
84
B.
88
C.
90
D.
82
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ANSWER :
D. 82
49.
A gardener wants to grow potato plants. He had put a potato with buds (eyes) in the soil. He succeeded to get a new potato plant because:
A.
potatoes can be grown by root cuttings
B.
there was no animal to eat the potato buds
C.
vegetative propagation is by buds (eyes)
D.
there are no other plant species in that area
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ANSWER :
C. vegetative propagation is by buds (eyes)
50.
Which of the following states has the highest density of railway network as of 2019-20?
A.
West Bengal
B.
Punjab
C.
Odisha
D.
Uttar Pradesh
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ANSWER :
D. Uttar Pradesh