Applications of Newton’s Laws
PHXI05:LAWS OF MOTION

363181 Assertion :
A reference frame attached to earth is an inertial frame of reference.
Reason :
The reference frame which has zero acceleration is called a non inertial frame of reference.

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

363182 The figure shows an accelerometer: a device that measures horizontal acceleration of cars and airplanes. The device consists of a ball that is free to roll on a parabolic track. A scale along the bottom is used to measure the ball’s horizontal position \(x\). What is the acceleration of the car in \(m/{s^2}\) when the displacement of the ball in the accelerometer equals 0.20 \(m\)?
supporting img

1 \(24.5\)
2 \(3.6\)
3 \(9.1\)
4 \(3.9\)
PHXI05:LAWS OF MOTION

363183 A cabin is moving vertically upwards with an acceleration \(a\). A massless string is attached to the ceiling of the cabin on which a bead of mass \(m\) is sliding downwards w.r.t. string with an acceleration \(a\). The tension in the string is

1 \(m(g + a)\)
2 \(m(g + 2\,a)\)
3 \(mg\)
4 \(m(g - a)\)
PHXI05:LAWS OF MOTION

363184 If in a stationary lift, a man is standing with a bucket full of water, having a hole at its bottom. The rate of flow of water through this hole is \({R_0}\). If the lift starts to move up and down with same acceleration and then that rates of flow of water are \({R_u}\) and \({R_d}\) , then

1 \({R_0} > {R_u} > {R_d}\)
2 \({R_u} > {R_0} > {R_d}\)
3 \({R_d} > {R_0} > {R_u}\)
4 \({R_u} > {R_d} > {R_0}\)
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PHXI05:LAWS OF MOTION

363181 Assertion :
A reference frame attached to earth is an inertial frame of reference.
Reason :
The reference frame which has zero acceleration is called a non inertial frame of reference.

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

363182 The figure shows an accelerometer: a device that measures horizontal acceleration of cars and airplanes. The device consists of a ball that is free to roll on a parabolic track. A scale along the bottom is used to measure the ball’s horizontal position \(x\). What is the acceleration of the car in \(m/{s^2}\) when the displacement of the ball in the accelerometer equals 0.20 \(m\)?
supporting img

1 \(24.5\)
2 \(3.6\)
3 \(9.1\)
4 \(3.9\)
PHXI05:LAWS OF MOTION

363183 A cabin is moving vertically upwards with an acceleration \(a\). A massless string is attached to the ceiling of the cabin on which a bead of mass \(m\) is sliding downwards w.r.t. string with an acceleration \(a\). The tension in the string is

1 \(m(g + a)\)
2 \(m(g + 2\,a)\)
3 \(mg\)
4 \(m(g - a)\)
PHXI05:LAWS OF MOTION

363184 If in a stationary lift, a man is standing with a bucket full of water, having a hole at its bottom. The rate of flow of water through this hole is \({R_0}\). If the lift starts to move up and down with same acceleration and then that rates of flow of water are \({R_u}\) and \({R_d}\) , then

1 \({R_0} > {R_u} > {R_d}\)
2 \({R_u} > {R_0} > {R_d}\)
3 \({R_d} > {R_0} > {R_u}\)
4 \({R_u} > {R_d} > {R_0}\)
PHXI05:LAWS OF MOTION

363181 Assertion :
A reference frame attached to earth is an inertial frame of reference.
Reason :
The reference frame which has zero acceleration is called a non inertial frame of reference.

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

363182 The figure shows an accelerometer: a device that measures horizontal acceleration of cars and airplanes. The device consists of a ball that is free to roll on a parabolic track. A scale along the bottom is used to measure the ball’s horizontal position \(x\). What is the acceleration of the car in \(m/{s^2}\) when the displacement of the ball in the accelerometer equals 0.20 \(m\)?
supporting img

1 \(24.5\)
2 \(3.6\)
3 \(9.1\)
4 \(3.9\)
PHXI05:LAWS OF MOTION

363183 A cabin is moving vertically upwards with an acceleration \(a\). A massless string is attached to the ceiling of the cabin on which a bead of mass \(m\) is sliding downwards w.r.t. string with an acceleration \(a\). The tension in the string is

1 \(m(g + a)\)
2 \(m(g + 2\,a)\)
3 \(mg\)
4 \(m(g - a)\)
PHXI05:LAWS OF MOTION

363184 If in a stationary lift, a man is standing with a bucket full of water, having a hole at its bottom. The rate of flow of water through this hole is \({R_0}\). If the lift starts to move up and down with same acceleration and then that rates of flow of water are \({R_u}\) and \({R_d}\) , then

1 \({R_0} > {R_u} > {R_d}\)
2 \({R_u} > {R_0} > {R_d}\)
3 \({R_d} > {R_0} > {R_u}\)
4 \({R_u} > {R_d} > {R_0}\)
PHXI05:LAWS OF MOTION

363181 Assertion :
A reference frame attached to earth is an inertial frame of reference.
Reason :
The reference frame which has zero acceleration is called a non inertial frame of reference.

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

363182 The figure shows an accelerometer: a device that measures horizontal acceleration of cars and airplanes. The device consists of a ball that is free to roll on a parabolic track. A scale along the bottom is used to measure the ball’s horizontal position \(x\). What is the acceleration of the car in \(m/{s^2}\) when the displacement of the ball in the accelerometer equals 0.20 \(m\)?
supporting img

1 \(24.5\)
2 \(3.6\)
3 \(9.1\)
4 \(3.9\)
PHXI05:LAWS OF MOTION

363183 A cabin is moving vertically upwards with an acceleration \(a\). A massless string is attached to the ceiling of the cabin on which a bead of mass \(m\) is sliding downwards w.r.t. string with an acceleration \(a\). The tension in the string is

1 \(m(g + a)\)
2 \(m(g + 2\,a)\)
3 \(mg\)
4 \(m(g - a)\)
PHXI05:LAWS OF MOTION

363184 If in a stationary lift, a man is standing with a bucket full of water, having a hole at its bottom. The rate of flow of water through this hole is \({R_0}\). If the lift starts to move up and down with same acceleration and then that rates of flow of water are \({R_u}\) and \({R_d}\) , then

1 \({R_0} > {R_u} > {R_d}\)
2 \({R_u} > {R_0} > {R_d}\)
3 \({R_d} > {R_0} > {R_u}\)
4 \({R_u} > {R_d} > {R_0}\)
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