# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 230 - 237 of 2320

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## Question number: 230

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MCQ▾

### Question

A fire man has to carry an injured person of mass 40 kg from the top of a building with the help of the rope which can withstand a load of 100 kg. The acceleration of the

Fireman if his mass is 80 kg, will be

### Choices

Choice (4)Response

a.

1.63 m/s 2

b.

9.8 m/s 2

c.

17.97 m/s 2

d.

8.17 m/s 2

## Question number: 231

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MCQ▾

### Question

A Vernier caliper N divisions of Vernier scale coincides with N - 1 divisions of main scale (in which length of one division is 1 mm). The least count of the instrument should be

### Choices

Choice (4)Response

a.

1/N - 1

b.

N

c.

N-1

d.

1 10 N

## Question number: 232

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MCQ▾

### Question

A wheel rotates with a constant acceleration of 2.0 radian/sec 2. It the wheel starts from rest, the number of revolutions it makes in the first ten seconds will be approximately

### Choices

Choice (4)Response

a.

32

b.

16

c.

24

d.

8

## Question number: 233

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MCQ▾

### Question

A body of mass 20 kg moving with a velocity of 5 m/s is to be stopped by a resistive force in 25 sec, the force will be

### Choices

Choice (4)Response

a.

50 N

b.

10 N

c.

100 N

d.

5 N

## Passage

Three concentric spherical conductors A, B and C of radii R, 2R and 4R respectively. A and C is shorted and B is uniformly charged.

## Question number: 234 (1 of 3 Based on Passage) Show Passage

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MCQ▾

### Question

Charge on conductor A is

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question number: 235 (2 of 3 Based on Passage) Show Passage

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MCQ▾

### Question

Potential at B is

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 236 (3 of 3 Based on Passage) Show Passage

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MCQ▾

### Question

Potential at A is due to B

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question number: 237

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MCQ▾

### Question

If the earth is a point mass of 5 × 1024 kg revolving around the sun at a distance of 1.1 × 108 km and in time T = 3.14 × 107 s. Then the angular momentum of the earth around the sun is

### Choices

Choice (4)Response

a.

1.5 x 10 37 kg m 2 /s

b.

1.21 x 10 40 kg m 2

c.

1.21 x 10 40 kg m 2 /s

d.

2.7 x 10 40 kg m 2 /s

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