ECAT Pre Computer Science Chapter 5 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 5 Circular Motion

Try The MCQ's Test For ECAT Physics Chapter 5 Circular Motion

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 5 Circular Motion

00:00
Question # 1

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

Question # 2

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

Question # 3

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

Question # 4

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:

Question # 5

Direction of motion_______ in circular of motion:

Question # 6

The rear wheels of an automobile are rev/sec which is reduced to 38 rad/sec in 5 seconds when brakes are applied. Its angular acceleration is:

Question # 7

The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 9.8 m sec-2comes out to be

Question # 8

A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:

Question # 9

______ plays the same role during angular motion as played by the mass in linear motion

Question # 10

Conventional the angular Velocity is Directed at an angle of:

Question # 11

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

Question # 12

Final velocity of a hoop is __________ the final velocity of a disc having same mass and radius on coming down an inclined plane.

Question # 13

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:

Question # 14

Direction of motion _________ in circular motion

Question # 15

One radian is:

Submit

Prepare Complete Set Wise ECAT Physics Chapter 5 Circular Motion MCQs Online With Answers


Topic Test

00:00
Submit

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

  • A
    ali moid 21 - Jul - 2024 00 Min 36 Sec 60/60
  • D
    dark goblin 10 - Jul - 2024 00 Min 40 Sec 60/60
  • H
    Hussain Iqbal 27 - Jan - 2026 01 Min 17 Sec 60/60
  • M
    Manoush Fatima 29 - May - 2024 03 Min 49 Sec 60/60
  • Z
    Zain hassan Zain 22 - May - 2024 01 Min 55 Sec 55/60
  • A
    Abdullah Baloch 01 - Aug - 2024 03 Min 09 Sec 55/60
  • M
    Mian House 30 - May - 2024 05 Min 25 Sec 55/60
  • M
    Muhammad Hashim 31 - May - 2024 02 Min 07 Sec 50/60
  • T
    Tasser Haider 31 - May - 2024 02 Min 22 Sec 50/60
  • Q
    Qasim Rashid 15 - Apr - 2024 07 Min 29 Sec 50/60
  • K
    khawar saleemi 27 - Sep - 2024 02 Min 16 Sec 45/60
  • A
    Ali zain 10 - Mar - 2024 02 Min 26 Sec 45/60
  • A
    Ahmad Khan 25 - Aug - 2024 08 Min 59 Sec 45/60
  • Z
    Zia Ullah Chahal 09 - Mar - 2024 01 Min 16 Sec 40/60
  • M
    M.Faiq 18 - May - 2024 02 Min 11 Sec 40/60

ECAT Physics Chapter 5 Important MCQ's

Sr.# Question Answer
1 A car is turning around a corner at 10 m/sec as it travels along an arc of a circle. If value of centripetal acceleration is 10 m/sec2in this case, find radius of the circular path:
A. 1 m
B. 5 m
C. 10 m
D. 15 m
2 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:
A. 0.05 m
B. 0.08 m
C. 0.8 m
D. 0.008 m
3 Satellites are held in orbits around Earth by its:
A. Gravitational field
B. Magnetic field
C. Own orbital motion
D. Own spin motion
4 Centripetal acceleration is also called _______ acceleration:
A. Tangential
B. Radial
C. Angular
D. None of them
5 In rotational motion, analogue of force F us called:
A. Couple
B. Torque
C. Mass
D. Moment of intertia
6 A rotating wheel accelerates up to the value of 0.75 rev/sec2after 2 seconds of its start. Its angular velocity becomes:
A. 9.42 rad/sec
B. 2.6 rev/sec
C. 1.5 rev/sec
D. Both A and C
7 When angular acceleration is positive, the body rotates:
A. Slower
B. Slowest
C. Faster
D. None of these
8 Centripetal acceleration is also called ______ acceleration
A. Tangential
B. Radial
C. Angular
D. None of them
9 A car is 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
10 Direction of motion _________ in circular motion
A. Changes off and on
B. Changes continously
C. Does not change
D. None of them

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!