RRB JE 2024-18-12-2024-1 RRB Question Paper

RRB JE 2024 Question Papers

RRB JE 2024-18-12-2024-1 RRB Questions

11.
Who was appointed as the new head coach of the junior men's hockey team in August 2024?
A.
Shankar Lakshman
B.
Harmanpreet Singh
C.
Prithipal Singh
D.
PR Sreejesh
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ANSWER :
D. PR Sreejesh
12.

The curved surface area of a cone is 5544 cm², and the diameter is 168 cm. What is its total surface area (in cm²)? (Use π =\( \frac{22}{7} \))

A.

27,270

B.

27,720

C.

25,530

D.

23,550

😑 View Answer Rough Work
ANSWER :

B. 27,720

13.
With which of the following pricing approaches is a product's price equal to its marginal cost?
A.
Mark-up pricing
B.
Factor pricing
C.
Marginal cost pricing
D.
Price discrimination
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ANSWER :
C. Marginal cost pricing
14.
Write the expanded form of (5a + 4b + 9c)².
A.
25a² + 16b² + 81c² + 44ab + 72bc + 90ac
B.
25a² + 16b² + 81c² + 40ab + 72bc + 90ac
C.
25a² + 16b² + 81c² + 40ab + 72bc + 100ac
D.
25a² + 16b² + 81c² + 40ab + 67bc + 90ac
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ANSWER :
B. 25a² + 16b² + 81c² + 40ab + 72bc + 90ac
15.
In which year did the amount of ozone begin to drop sharply in the atmosphere?
A.
1970
B.
1980
C.
1960
D.
1950
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ANSWER :
B. 1980
16.
When lead nitrate is heated, it decomposes to form lead monoxide (PbO), nitrogen dioxide (NOâ‚‚), and oxygen (Oâ‚‚). The brown gas seen during the reaction is:
A.
nitrogen dioxide (NOâ‚‚)
B.
lead monoxide (PbO)
C.
oxygen (Oâ‚‚)
D.
nitric oxide (NO)
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ANSWER :
A. nitrogen dioxide (NOâ‚‚)
17.

A trader lost 10% by selling a shirt for ₹850. He will gain x% by selling it for ₹1,360. The value of x is:

A.

44

B.

54

C.

59

D.

34

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ANSWER :

A. 44

18.
If 1 is added to each odd digit and 1 is subtracted from each even digit in the number 8436152, then what will be the difference between the last and the first digits from the left in the number thus formed?
A.
4
B.
3
C.
6
D.
5
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ANSWER :
C. 6
19.
Which of the following can be broken down by biological processes?
A.
Milk packets
B.
Aluminium foil
C.
Vegetable peels
D.
Plastic bottles
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ANSWER :
C. Vegetable peels
20.
Which of the following articles empowers the President to make regulations for the peace, progress and good government of the union territories?
A.
Article 243
B.
Article 244
C.
Article 240
D.
Article 239
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ANSWER :
C. Article 240