NEET-UG SERIES

Physics

Motion In A Plane

38 previous year questions.

Volume: 38 Ques

Yield: High

High-Yield Trend

2

2023

1

2021

2

2019

1

2016

1

2015

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2014

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2012

4

2011

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2010

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2008

1

2006

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2005

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2003

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2002

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2001

Chapter Questions
38 MCQs

01

PYQ 1988

medium

physics ID: neet-ug-

The magnitude of vectors, and are 3, 4 and 5 units respectively. If, the angle between and is

1

2

3

4

02

PYQ 1989

medium

physics ID: neet-ug-

A bus is moving on a straight road towards north with a uniform speed of 50 km/hour then it turns left through 90 . If the speed remains unchanged after turning, the increase in the velocity of bus in the turning process is

1

70.7 km/hr along south-west direction

2

zero

3

50 km/hr along west

4

70.7 km/hr along north-west direction

03

PYQ 1991

medium

physics ID: neet-ug-

When milk is churned, cream gets seperated due to

1

centripetal force

2

centrifugal force

3

frictional force

4

gravitational force

04

PYQ 1992

medium

physics ID: neet-ug-

If a body A of mass M is thrown with velocity v at an angle of 30 to the horizontal and another body B of the same mass is thrown with the same speed at an angle of 60 to the horizontal, the ratio of horizontal range of A to B will be

1

1 : 3

2

1 : 1

3

1 :

4

05

PYQ 1994

easy

physics ID: neet-ug-

A boat is sent across a river with a velocity of 8 km . If the resultant velocity of boat is 10 km, then velocity of river is

1

12.8 km

2

6 km

3

8 km

4

10 km

06

PYQ 1995

medium

physics ID: neet-ug-

The position vector of a particle is . The velocity of the particle is

1

directed towards the origin

2

directed away from the origin

3

parallel to the position vector

4

perpendicular to the position vector

07

PYQ 1997

medium

physics ID: neet-ug-

Identify the vector quantity among the following

1

distance

2

angular momentum

3

heat

4

energy

08

PYQ 1998

medium

physics ID: neet-ug-

The width of river is 1 km. The velocity of boat is 5 km/hr. The boat covered the width of river in shortest time 15 min. Then the velocity of river stream is

1

3 km / hr

2

4 km / hr

3

km / hr

4

km / hr

09

PYQ 1998

medium

physics ID: neet-ug-

A ball of mass 0.25 kg attached to the ends of a string of length 1.96 m is rotating in a horizontal circle. The string will break, if tension is more than 25 N. What is the maximum velocity with which the ball can be rotated?

1

3

2

5

3

9

4

14

10

PYQ 1999

easy

physics ID: neet-ug-

If a unit vector is represented by then the value of c is

1

2

3

1

4

11

PYQ 1999

easy

physics ID: neet-ug-

A person aiming to reach exactly opposite point on the bank of a stream is swimming with a speed of 0.5 m/s at an angle of with the direction of flow of water. The speed of water in the stream, is

1

0.25 m / s

2

0.5 m/s

3

1.0 m/s

4

0.433 m/s

12

PYQ 1999

medium

physics ID: neet-ug-

A car takes a round turn of radius with a velocity of . The centripetal force is

1

2

3

4

13

PYQ 2000

medium

physics ID: neet-ug-

Two projectiles of same mass and with same velocity are thrown at an angle & with the horizontal, then which quantity will remain same:

1

Time of flight

2

Horizontal range of projectile

3

Max height acquired

4

All of them

14

PYQ 2000

medium

physics ID: neet-ug-

The width of river is 1 km. The velocity of boat is 5 km/hr. The boat covered the width of river with shortest will possible path in 15 min. Then the velocity of river stream is:

1

2

3

4

15

PYQ 2001

medium

physics ID: neet-ug-

If |A \to+ B\to| = |A\to|= |B\to| then angle between A and B will be

1

90º

2

120º

3

0º

4

60º

16

PYQ 2002

easy

physics ID: neet-ug-

An object of mass 3 kg is at rest. Now a force of is applied on the object then velocity of object at r = 3 second is :-

1

2

3

4

17

PYQ 2003

medium

physics ID: neet-ug-

A particle moves along a circle of radius with constant tangential acceleration. If the velocity of the particle is at the end of the second revolution after motion has begun, the tangential acceleration is

1

40

2

640

3

160

4

18

PYQ 2005

medium

physics ID: neet-ug-

Two boys are standing at the ends A and B of a ground, where AB=a. The boy at B starts running in a direction perpendicular to AB with velocity v 1 . The boy at A starts running simultaneously with velocity v and catches the other boy in a time t, where t is :

1

2

3

4

19

PYQ 2005

medium

physics ID: neet-ug-

If the angle between the vectors and is the value of the product is equal to

1

B

2

B

3

B

4

zero

20

PYQ 2005

hard

physics ID: neet-ug-

Two boys are standing at the ends A and B of a ground where AB = a. The boy at B starts running in a direction perpendicular to AB with velocity . The boy at A starts running simultaneously with velocity v and catches the other in a time t, where t is

1

2

3

4

21

PYQ 2006

medium

physics ID: neet-ug-

For angles of projection of a projectile at angles (45°\theta ) and (45° +-\theta ), the horizontal ranges described by the projectile are in the ratio of :

1

1 : 1

2

2 : 3

3

1 : 2

4

3 : 2

22

PYQ 2008

medium

physics ID: neet-ug-

A particle of mass m is projected with velocity v making an angle of with the horizontal. When the particle lands on the level ground the magnitude of the change in its momentum will be

1

mv

2

zero

3

2 mv

4

mv /

23

PYQ 2008

medium

physics ID: neet-ug-

A particle shows distance - time curve as given in this figure. The maximum instantaneous velocity of the particle is around the point

1

D

2

A

3

B

4

C

24

PYQ 2010

medium

physics ID: neet-ug-

A particle moves in plane according to rule and . The particle follows

1

an elliptical path

2

a circular path

3

a parabolic path

4

a straight line path inclined equally to x and y-axes

25

PYQ 2011

medium

physics ID: neet-ug-

A body is moving with velocity towards east After 10 s its velocity becomes towards north. The average acceleration of the body is

1

2

3

4

26

PYQ 2011

medium

physics ID: neet-ug-

A projectile is fired at an angle of with the horizontal. Elevation angle of the projectile at its highest point as seen from the point of projection, is

1

2

3

4

27

PYQ 2011

medium

physics ID: neet-ug-

A particle moves in a circle of radius with constant speed and time period . The acceleration of the particle is

1

2

3

4

28

PYQ 2011

medium

physics ID: neet-ug-

A missile is fired for maximum range with an initial velocity of . If, the range of the missile is

1

40 m

2

50 m

3

60 m

4

20 m

29

PYQ 2012

medium

physics ID: neet-ug-

A particle has initial velocity and acceleartion (The magnitude of velocity after 10 seconds will be

1

9 units

2

5 units

3

5 units

4

9 units

30

PYQ 2014

medium

physics ID: neet-ug-

A particle is moving such that its position coordinates (x, y) are (2 m, 3 m) at time t = 0, (6 m, 7 m) at time t = 2 s and (13 m, 14 m) at time t = 5 s. Average velocity vector from t = 0 to t = 5 s is .

1

2

3

2

4

31

PYQ 2014

medium

physics ID: neet-ug-

A projectile is fired from the surface of the earth with a velocity of and angle with the horizontal. Another projectile fired from another planet with a velocity of at the same angle follows a trajectory which is identical with the trajectory of the projectile fired from the earth. The value of the acceleration due to gravity on the planet is (in) is (Given)

1

3.5

2

5.9

3

16.3

4

110.8

32

PYQ 2015

medium

physics ID: neet-ug-

If vectors and are functions of time, then the value of at which they are orthogonal to each other is

1

t =

2

t = 0

3

t =

4

t =

33

PYQ 2016

easy

physics ID: neet-ug-

In the given figure, represents the total acceleration of a particle moving in the clockwise direction in a circle of radius at a given instant of time. The speed of the particle is -

1

4.5 m/s

2

5.0 m/s

3

5.7 m/s

4

6.2 m/s

34

PYQ 2019

medium

physics ID: neet-ug-

A particle starting from rest, moves in a circle of radius 'r'. It attains a velocity of V0 m/s in the round. Its angular acceleration will be :-

1

2

3

4

35

PYQ 2019

easy

physics ID: neet-ug-

When an object is shot from the bottom of a long smooth inclined plane kept at an angle with horizontal, it can travel a distance along the plane. But when the inclination is decreased to and the same object is shot with the same velocity, it can travel distance. Then : will be:

1

2

3

4

36

PYQ 2021

medium

physics ID: neet-ug-

In the product = For q=1 and and What will be the complete expression for ?

1

2

3

4

37

PYQ 2023

hard

physics ID: neet-ug-

A bullet is fired from a gun at the speed of 280 ms -1 in the direction 30° above the horizontal. The maximum height attained by the bullet is (g = 9.8 ms -2, sin 30° = 0.5)

1

3000 m

2

2800 m

3

2000 m

4

1000 m

38

PYQ 2023

hard

physics ID: neet-ug-

The angular acceleration of a body, moving along the circumference of a circle, is:

1

along the axis of rotation

2

along the radius, away from center

3

along the radius towards the centre

4

along the tangent to its position