ECAT Pre Engineering Physics Chapter 5 MCQ Test With Answer

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ECAT Physics Chapter 5 Important MCQ's

Sr.#	Question	Answer
1	One radian is:	A. Greater than one degree B. Less than one degree C. Equal to one degree D. None of them
2	The number of "Earth stations" which transmit signals to satellites and receive signals from them are:	A. 3 B. 24 C. 126 D. 200
3	______ plays the same role during angular motion as played by the mass in linear motion	A. Torque B. Angular Momentum C. Moment of a force D. Moment of inertia
4	If a gymnast sitting on a rotating stool with his arms outstretched, brings his arms towards the chest, then its angular velocity will	A. Increase B. Decrease C. Remain constant D. None of these
5	The center of mass of a sphere lies at:	A. The axis of the sphere B. Circumference of sphere C. Center of the sphere D. None of them
6	A toy car moves around a circular track of radius 0.3 m at the rate of 120 rev/min. The speed V of the car is:	A. 38 m/sec B. 3.8 m/sec C. 0.6 m/sec D. None of these
7	One radian is:	A. Greater than one degree B. Less than one degree C. Equal to one degree D. None of these
8	The number of countries who manage the largest satellite system is:	A. 3 B. 24 C. 126 D. 200
9	When an object moves with a uniform angular velocity, then its instantaneous angular velocity is equal to:	A. Zero B. Its average velocity C. Its angular displacement D. None of these
10	A stone tied to the end of a 20 cm long string is whirled in a horizontal circle. If centripetal acceleration is 9.8 m/sec², then its angular velocity is rad/sec is:	A. 22/7 B. 7 C. 14 D. 21

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ECAT Pre Engineering Physics Chapter 5 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 5 Circular Motion

Physics ECAT Pre Engineering Chapter 5 Circular Motion

Direction of motion ______ in circular motion:

In rotational motion, analogue of force F us called:

Direction of motion _______ in circular motion

The angular speed of a particle moving along a circular path is 5 Pie rad sec-1, Its period of motion is:

When a body is moves along a circular path with constant speed, it has an acceleration, which is always directed:

The number of "Earth stations" which transmit signals to satellites and receive signals from them are:

A stone tied to the end of a 20 cm long string is whirled in a horizontal circle. If centripetal acceleration is 9.8 m/sec2, then its angular velocity is rad/sec is:

One radian is:

A point on the rim of a wheel moves 0.2 m when the wheel turns through an angle of 14.3 degrees. The radius of the wheel is:

Centripetal acceleration is also called ________ acceleration

The center of mass of a sphere lies at:

Formula for calculating moment of inertia of the bodies of one pair is same. Tick the answer.

The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 0.8 m sec-2comes out to:

One radian is equal to:

One radian is

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Top Scorers Of Physics ECAT Pre Engineering Chapter 5 Circular Motion MCQ`s Test

ECAT Physics Chapter 5 Important MCQ's

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Ahmed Qureshi

The angular speed of a particle moving along a circular path is 5 Pie rad sec^-1, Its period of motion is:

A stone tied to the end of a 20 cm long string is whirled in a horizontal circle. If centripetal acceleration is 9.8 m/sec², then its angular velocity is rad/sec is:

The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 0.8 m sec^-2comes out to: