ECAT Pre Engineering Physics Chapter 5 MCQ Test With Answer

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

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Muhammad Rameez 15 - Sep - 2024 02 Min 50 Sec 55/60
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ECAT Physics Chapter 5 Important MCQ's

Sr.#	Question	Answer
1	The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 0.8 m sec^-2comes out to:	A. 980 N B. 580 N C. 1380 N D. Zero
2	Formula for calculating moment of inertia of the bodies of one pair is same. Tick the answer.	A. Disc, sphere B. sphere, hoop C. Thin rod, hoop D. Hoop,disc
3	The rear wheels of an automobile are rotating with an angular velocity of 14 rev/sec which is reduced to 38 rad/sec in 5 second when brakes are applied. Its angular acceleration is:	A. 5 rad/sec² B. -10 rev/sec² C. -10 rad/sec² D. -5 rev/sec²
4	Which one is related to angular motion:	A. Moment of a force B. Moment of inertia C. Moment of momentum D. None of these
5	A body moving along the circumference of a circle of radius R completes one revolution. The radius of a covered path to the angle subtended at the centre is:	A. Radius of the circle B. Twice the radius C. Thrice the radius D. None of these
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 them
8	Direction of motion _________ in circular motion	A. Changes off and on B. Changes continously C. Does not change D. None of them
9	Satellites are held in orbits around Earth by its:	A. Gravitational field B. Magnetic field C. Own orbital motion D. Own spin motion
10	A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:	A. 49 rad/sec² B. 1 rad/sec² C. 0.16 rev/sec² D. Both A and C

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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

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:

INTELSAT operates at frequencies 4, 6, 11, 14 having unit of:

A body can have constant velocity when it follows:

The number of countries who manage the largest satellite system is:

Direction of motion_______ in circular of motion:

Direction of angular momentum is determined by:

Centripetal acceleration is also called ______ acceleration

When an object moves with a uniform angular velocity, then its instantaneous angular velocity is equal to:

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:

Direction of motion _________ in circular motion

INTELSAT operates at frequencies 4, 6, 11, 14 having unit of

One radian is equal to:

One radian is equal to:

In rotational motion, analogue of force F us called:

Moment of inertia depends upon:

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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

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: