11th class Physics chapter 3 online mcq test with answers for ICS part 1 Physics chapter 3(Motion and Force)

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Sr.#	Question	Answer
1	When a body is whirled in a horizontal circle by means of a string. The centripetal force is supplied by	A. Mass of a body B. Velocity of a body C. Tension in the string D. Air friction
2	An object in uniform circular motion make 10 revolution sin 2 secons .Which of the following statement is true.	A. Its period is 2.0 s B. Its period is 20 s C. Its frequency is 5 Hz D. Its frequency is 0.2 Hz
3	When a body oves in circle the angle between its linear velocity and angular velocity is always.	A. Zero B. 60^o C. 45^o D. 90^o
4	The direction of motion of a particle moving in a circle is along the	A. Normal B. Tangent C. Away from centre D. Towards the centre
5	a body rotating with angular velocity of 2 rad.s-1 and linear velocity is 2 ms-1, then radiuus of circle is.	A. 1 m B. 0.5 m C. 2 m D. 2.5 m
6	The work doen by the centripetal force is.	A. Zero B. Minimum C. Maximum D. Negative work
7	Direction of angualr aceleration is always along.	A. x -axis B. y -axis C. z-axis D. The axis of rotation
8	The minimum velocity necessary to put a satellite into the orbit is called.	A. Terminal velocity B. Critical velocity C. Artificial velocity D. Angular Velocity
9	A wheel of radius 50 cm having an angular speed 5 rad/sec will hae linear speed.	A. 1.5 ms-1 B. 2.5 ms-1 C. 3.5 ms-1 D. 4.5 ms-1
10	In one revolution the anguar displacement covered is.	A. 60^o B. 90^o C. 360^o D. 180^o