# Kinematics (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 107 - 110 of 233

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## Question number: 107

» Kinematics » Average Speed and Instantaneous Velocity

MCQ▾

### Question

A ball ‘A’ is projected from origin with an initial velocity v0 = 700 cm/sec in a direction 37° above the horizontal as shown in fig Another ball ‘B’ 300 cm from origin on a line 37° above the horizontal is released from rest at the instant A starts. How far will B have fallen when it is hit by A?

### Choices

Choice (4) Response

a.

900 cm

b.

0.9 cm

c.

90 cm

d.

9 cm

## Question number: 108

» Kinematics » Uniformly Accelerated Motion

Assertion-Reason▾

### Assertion (Ꭺ)

In non-uniform circular motion, velocity vector and acceleration vector are not perpendicular to each other.

### Reason (Ꭱ)

In non-uniform circular motion, particle has normal as well as tangential acceleration.

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is true but Ꭱ is false

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

## Question number: 109

» Kinematics » Average Speed and Instantaneous Velocity

MCQ▾

### Question

A car driver is negotiating a curve of radius 100 m with a speed of 18 km/hr. The angle through which he has to lean from the vertical will be –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 110

» Kinematics » Average Speed and Instantaneous Velocity

MCQ▾

### Question

A ball is thrown horizontally from a height of 20 m. It hits) the ground with a velocity three times its initial velocity. The initial velocity of ball is

### Choices

Choice (4) Response

a.

3 m/s

b.

5 m/s

c.

7 m/s

d.

2 m/s

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