# Kinematics (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 18 - 22 of 233

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## Question number: 18

» Kinematics » Motion in a Plane

MCQ▾

### Question

the effective acceleration of a body, when thrown upwards with acceleration a will be:

### Choices

Choice (4) Response

a.

(a – g)

b.

c.

(a + g)

d.

## Question number: 19

» Kinematics » Average Speed and Instantaneous Velocity

MCQ▾

### Question

A train is moving towards east and a car is along north, both with same speed. The observed direction of car to the passenger in the train is

### Choices

Choice (4) Response

a.

East-north direction

b.

West-north direction

c.

South-east direction

d.

All of the above

## Question number: 20

» Kinematics » Motion in a Straight Line

MCQ▾

### Question

A small block slides without friction down an inclined plane starting from rest. Let Sn be the distance travelled from time t = n – 1 to t = n. then

is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 21

» Kinematics » Motion in a Straight Line

MCQ▾

### Question

A particle starts from rest. Its acceleration (a) versus time (t) graph is as shown in the figure. The maximum speed of the particle will be

### Choices

Choice (4) Response

a.

110m/s

b.

550m/s

c.

660m/s

d.

55m/s

## Question number: 22

» Kinematics » Motion in a Straight Line

MCQ▾

### Question

P, Q and R are three balloons ascending with velocities U, 4U and 8U respectively. If stones of the same mass be dropped from each, when they are at the same height, then

### Choices

Choice (4) Response

a.

Stone from R reaches the ground first

b.

They reach the ground at the same time

c.

Stone from P reaches the ground first

d.

Stone from Q reaches the ground first

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