CSIR NET 2024 Chemical Science Previous Year Paper (27-July-2024)

Question 1

In a row, C is positioned right at the middle of A and B. A is at the 10th position from the left and B is at the 9th position from the right. If A and B exchange their positions, A becomes 34th from the left. The position of C is

Accepted Answer

22nd from the left.

Answer

24th from the left.

Answer

22nd from the right.

Answer

23rd from the right.

Question 2

An even number of apples can be distributed into three groups in the ratio 1:2:4 by leaving out three apples. How many apples will be left out if the same number of apples is distributed among three groups in the ratio 3:5:6?

Accepted Answer

10

Answer

0

Answer

3

Answer

7

Question 3

In a very large population, 30% of the individuals have brown coloured eyes, while all others have black coloured eyes. If we take a random sample of 4 individuals from this population, the probability that at least one of them has brown coloured eyes is the closest to

Accepted Answer

0.76

Answer

0.24

Answer

0.41

Answer

0.59

Question 4

Four clocks ring at different intervals which are 30, 60, 80 and 90 minutes. If they rang simultaneously at 10 AM, then they would next ring together at

Accepted Answer

10:00 PM

Answer

12 noon

Answer

12 midnight

Answer

10:00 AM

Question 5

The shadow of a vertical pole, formed due to a nearby lamp which is at a height of 12 m, measures 4 m. If the lamp is moved horizontally 2 m further away from the pole, the length of the shadow measures 8 m. What is the height (in m) of the pole?

Accepted Answer

8

Answer

6

Answer

6√2

Answer

6√3

CSIR NET 2024 Chemical Science Previous Year Paper (27-July-2024)

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