# NEET Physics: Questions 99 - 102 of 2142

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## Question number: 99

MCQ▾

### Question

A physical quantity P is given by P =

. The quantity which brings in the maximum percentage error in P is

### Choices

Choice (4) Response

a.

D

b.

B

c.

A

d.

C

## Question number: 100

MCQ▾

### Question

A particle moving in a straight line covers half the distance with speed of 10 m/s. The other half of the distance is covered in two equal time intervals with speed of 5.5 m/s and 4.5 m/s respectively. The average speed of the particle during this motion is

### Choices

Choice (4) Response

a.

15 m/s

b.

10 m/s

c.

24 m/s

d.

25 m/s

## Question number: 101

MCQ▾

### Question

Two particles move simultaneously from two points A and B, 300m apart. The particle at A starts towards B with a velocity of 25 m/s and that at B, moves normal to the former with a velocity of 20 m/s.

(1) The relative velocity of the particle at A, w. r. t. that at B is 32.02 m/s

(2) The relative velocity of the particle at A, w. r. t. that at B is 12.04 m/s

(3) They are closest to each other after 7.32 sec.

(4) They are closest to each other after 4.25 sec.

### Choices

Choice (4) Response

a.

1 and 3

b.

1, 2 and 3

c.

2 and 4

d.

1 and 2

## Question number: 102

MCQ▾

### Question

A particle moves as such acceleration is given by a = s 3 sin4t, then:

1. The acceleration of the particle becomes zero after each interval of π/4 second
2. The initial velocity of the particle must be zero
3. The particle comes at its initial position after sometime
4. The particle must move on a circular path

### Choices

Choice (4) Response

a.

2 and 4

b.

1 and 2

c.

1, 2, 3

d.

1 and 3

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