Newton’s Law of Motion
PHXI05:LAWS OF MOTION

363480 A ball of mass 100 \(gm\) is released from a height \({h_1} = 5\,m\) from the ground level and then rebounds to a height \({h_2} = 1.25\,m\). The time of contact of the ball and the ground is \(\Delta t = 0.01\,\sec \).The impulsive force offered by the ball on the ground is :

1 \(105\,N\)
2 \(150\,N\)
3 \(20.8\,N\)
4 \(208\,N\)
PHXI05:LAWS OF MOTION

363481 In the figure given, the position-time graph of a particle of mass \(0.1\;kg\) is shown. The impulse at \(t=2 s\) is
supporting img

1 \(0.2\;kg - m{s^{ - 1}}\)
2 \(-0.2\;kg - m{s^{ - 1}}\)
3 \(0.1\;kg - m{s^{ - 1}}\)
4 \( - 0.4\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363482 Assertion :
There will be large change in the position of the body during the action of the impulsive force.
Reason :
In case of impulsive force the time of action of the force is very short.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI05:LAWS OF MOTION

363483 A body of mass \(1\,kg\) moving with velocity \({1 {~m} / {s}}\) makes an elastic one dimensional collision with an identical stationary body. They are in contact for brief time \(1\,sec\). Their force of interaction increases from zero to \({F_{0}}\) linearly in time \(0.5\,s\) and decreases linearly to zero in further time \(0.5\,sec\) as shown in figure. Find the magnitude of force \({F_{0}}\)
supporting img

1 \(1\,N\)
2 \(5\,N\)
3 \(2\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363484 A force of \(10 N\) acts on a body of mass \(20\,kg\) for \(10\,s.\) The magnitude of impulse is

1 \(50\;kg - m{s^{ - 1}}\)
2 \(100\;kg - m{s^{ - 1}}\)
3 \(300\;kg - m{s^{ - 1}}\)
4 \(1000\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363480 A ball of mass 100 \(gm\) is released from a height \({h_1} = 5\,m\) from the ground level and then rebounds to a height \({h_2} = 1.25\,m\). The time of contact of the ball and the ground is \(\Delta t = 0.01\,\sec \).The impulsive force offered by the ball on the ground is :

1 \(105\,N\)
2 \(150\,N\)
3 \(20.8\,N\)
4 \(208\,N\)
PHXI05:LAWS OF MOTION

363481 In the figure given, the position-time graph of a particle of mass \(0.1\;kg\) is shown. The impulse at \(t=2 s\) is
supporting img

1 \(0.2\;kg - m{s^{ - 1}}\)
2 \(-0.2\;kg - m{s^{ - 1}}\)
3 \(0.1\;kg - m{s^{ - 1}}\)
4 \( - 0.4\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363482 Assertion :
There will be large change in the position of the body during the action of the impulsive force.
Reason :
In case of impulsive force the time of action of the force is very short.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI05:LAWS OF MOTION

363483 A body of mass \(1\,kg\) moving with velocity \({1 {~m} / {s}}\) makes an elastic one dimensional collision with an identical stationary body. They are in contact for brief time \(1\,sec\). Their force of interaction increases from zero to \({F_{0}}\) linearly in time \(0.5\,s\) and decreases linearly to zero in further time \(0.5\,sec\) as shown in figure. Find the magnitude of force \({F_{0}}\)
supporting img

1 \(1\,N\)
2 \(5\,N\)
3 \(2\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363484 A force of \(10 N\) acts on a body of mass \(20\,kg\) for \(10\,s.\) The magnitude of impulse is

1 \(50\;kg - m{s^{ - 1}}\)
2 \(100\;kg - m{s^{ - 1}}\)
3 \(300\;kg - m{s^{ - 1}}\)
4 \(1000\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363480 A ball of mass 100 \(gm\) is released from a height \({h_1} = 5\,m\) from the ground level and then rebounds to a height \({h_2} = 1.25\,m\). The time of contact of the ball and the ground is \(\Delta t = 0.01\,\sec \).The impulsive force offered by the ball on the ground is :

1 \(105\,N\)
2 \(150\,N\)
3 \(20.8\,N\)
4 \(208\,N\)
PHXI05:LAWS OF MOTION

363481 In the figure given, the position-time graph of a particle of mass \(0.1\;kg\) is shown. The impulse at \(t=2 s\) is
supporting img

1 \(0.2\;kg - m{s^{ - 1}}\)
2 \(-0.2\;kg - m{s^{ - 1}}\)
3 \(0.1\;kg - m{s^{ - 1}}\)
4 \( - 0.4\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363482 Assertion :
There will be large change in the position of the body during the action of the impulsive force.
Reason :
In case of impulsive force the time of action of the force is very short.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI05:LAWS OF MOTION

363483 A body of mass \(1\,kg\) moving with velocity \({1 {~m} / {s}}\) makes an elastic one dimensional collision with an identical stationary body. They are in contact for brief time \(1\,sec\). Their force of interaction increases from zero to \({F_{0}}\) linearly in time \(0.5\,s\) and decreases linearly to zero in further time \(0.5\,sec\) as shown in figure. Find the magnitude of force \({F_{0}}\)
supporting img

1 \(1\,N\)
2 \(5\,N\)
3 \(2\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363484 A force of \(10 N\) acts on a body of mass \(20\,kg\) for \(10\,s.\) The magnitude of impulse is

1 \(50\;kg - m{s^{ - 1}}\)
2 \(100\;kg - m{s^{ - 1}}\)
3 \(300\;kg - m{s^{ - 1}}\)
4 \(1000\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363480 A ball of mass 100 \(gm\) is released from a height \({h_1} = 5\,m\) from the ground level and then rebounds to a height \({h_2} = 1.25\,m\). The time of contact of the ball and the ground is \(\Delta t = 0.01\,\sec \).The impulsive force offered by the ball on the ground is :

1 \(105\,N\)
2 \(150\,N\)
3 \(20.8\,N\)
4 \(208\,N\)
PHXI05:LAWS OF MOTION

363481 In the figure given, the position-time graph of a particle of mass \(0.1\;kg\) is shown. The impulse at \(t=2 s\) is
supporting img

1 \(0.2\;kg - m{s^{ - 1}}\)
2 \(-0.2\;kg - m{s^{ - 1}}\)
3 \(0.1\;kg - m{s^{ - 1}}\)
4 \( - 0.4\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363482 Assertion :
There will be large change in the position of the body during the action of the impulsive force.
Reason :
In case of impulsive force the time of action of the force is very short.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI05:LAWS OF MOTION

363483 A body of mass \(1\,kg\) moving with velocity \({1 {~m} / {s}}\) makes an elastic one dimensional collision with an identical stationary body. They are in contact for brief time \(1\,sec\). Their force of interaction increases from zero to \({F_{0}}\) linearly in time \(0.5\,s\) and decreases linearly to zero in further time \(0.5\,sec\) as shown in figure. Find the magnitude of force \({F_{0}}\)
supporting img

1 \(1\,N\)
2 \(5\,N\)
3 \(2\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363484 A force of \(10 N\) acts on a body of mass \(20\,kg\) for \(10\,s.\) The magnitude of impulse is

1 \(50\;kg - m{s^{ - 1}}\)
2 \(100\;kg - m{s^{ - 1}}\)
3 \(300\;kg - m{s^{ - 1}}\)
4 \(1000\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363480 A ball of mass 100 \(gm\) is released from a height \({h_1} = 5\,m\) from the ground level and then rebounds to a height \({h_2} = 1.25\,m\). The time of contact of the ball and the ground is \(\Delta t = 0.01\,\sec \).The impulsive force offered by the ball on the ground is :

1 \(105\,N\)
2 \(150\,N\)
3 \(20.8\,N\)
4 \(208\,N\)
PHXI05:LAWS OF MOTION

363481 In the figure given, the position-time graph of a particle of mass \(0.1\;kg\) is shown. The impulse at \(t=2 s\) is
supporting img

1 \(0.2\;kg - m{s^{ - 1}}\)
2 \(-0.2\;kg - m{s^{ - 1}}\)
3 \(0.1\;kg - m{s^{ - 1}}\)
4 \( - 0.4\;kg - m{s^{ - 1}}\)
PHXI05:LAWS OF MOTION

363482 Assertion :
There will be large change in the position of the body during the action of the impulsive force.
Reason :
In case of impulsive force the time of action of the force is very short.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI05:LAWS OF MOTION

363483 A body of mass \(1\,kg\) moving with velocity \({1 {~m} / {s}}\) makes an elastic one dimensional collision with an identical stationary body. They are in contact for brief time \(1\,sec\). Their force of interaction increases from zero to \({F_{0}}\) linearly in time \(0.5\,s\) and decreases linearly to zero in further time \(0.5\,sec\) as shown in figure. Find the magnitude of force \({F_{0}}\)
supporting img

1 \(1\,N\)
2 \(5\,N\)
3 \(2\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363484 A force of \(10 N\) acts on a body of mass \(20\,kg\) for \(10\,s.\) The magnitude of impulse is

1 \(50\;kg - m{s^{ - 1}}\)
2 \(100\;kg - m{s^{ - 1}}\)
3 \(300\;kg - m{s^{ - 1}}\)
4 \(1000\;kg - m{s^{ - 1}}\)