MDCAT Physics Chapter 4 MCQ Test With Answer for (Circular Motion)

In Chapter 4, there are many topics that need to be covered by the students so they can score well. The authorities have provided complete information about the syllabus of the MDCAT that the students must follow. The candidates preparing to appear in the MDCAT should solve the chapter-wise question. In waves, the chapter focuses on the topics such as type of waves, acceleration, force and other related areas.

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MCQ's Test For MDCAT Physics Chapter 4 Circular Motion MCQ's Test

Try The MCQ's Test For MDCAT Physics Chapter 4 Circular Motion MCQ's Test

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MDCAT Physics Chapter 4 Circular Motion MCQ's Test

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Question # 1

A body moving in a circular path with a constant speed has a

Question # 2

A particle is moving with constant speed by keeping itself at constant distance from a fixed point in a given plane. Its motion is

Question # 3

A point on the rim of wheel 400 cm in diameter has a velocity of 1600 cms-1 . The angular velocity of the wheel is:

Question # 4

For a particle moving in uniform circular motion

Question # 5

SI unit of kinetic energy of rotation is

Question # 6

Ten second after an electric fan is turned on, the fan rotates at 300rev/min. its average angular acceleration is

Question # 7

For a body moving with constant speed in a horizontal circle, which of the following remains constant?

Question # 8

Geo stationary satellite remains

Question # 9

On slightly disturbing a body which is an unstable equilibrium, its center of gravity

Question # 10

For a particle in uniform circular motion the relation a = r 𝑎 of accelerations hold. The acceleration 'a'

Question # 11

The kinetic energy of a body rotating with an angular speed 𝑚 depends on.

Question # 12

The angular momentum changes form 2 units to 6 units in 4s. the torque is

Question # 13

A stone attached to one end of a string is revolved around a stick so that the string winds on the stick and gets shortened) What is conserved)

Question # 14

The mud flies off the tyre of a fast moving car in the direction

Question # 15

The force which can do no work on the body on which it acts:

Question # 16

A car of 1000kg traveling at 20m/sec rounds a curve of radius 100m. Find the necessary centripetal force

Question # 17

The direction of angular velocity is along

Question # 18

For a particle in circular motion the centripetal acceleration

Question # 19

If a rotating body is moving counter clockwise, direction of angular velocity will be

Question # 20

In uniform circular motion, the factor that remains constant is:

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Prepare Complete Set Wise MDCAT Physics Chapter 4 Circular Motion MCQ's Test MCQs Online With Answers


By practicing the MCQs, the students have a better understanding of a specific topic, and they will be able to solve the questions quickly during the exam. The candidates must focus on the areas of the chapter equally, so they will be able to perform well in the annual exam. Solving the numerical portion and practicing the equations included in the chapter is also mandatory. To solve all the given MCQs and analyze your preparation before the test.

This online test contains MCQs about following topics:.

a) Define and explain interference of light waves with constructive and destructive interference.
b) Describe Young’s Double Slit experiment and understand the concept of fringe spacing, dark and bright fringes.
c) Explain diffraction grating and solve problems using the formula d sin  n .
d) Explain the basic principle of Optical Fiber

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Sr.# Question Answer
1 A stone of mass 0.5kg tied with a string of length 1m is moving in a horizontal circle with a speed of 4ms-1 . The tension acting on the string in newton is:
A. 2
B. 0.2
C. 8
D. 0.8
2 Two satellites are going around the earth at a height of 250 km and 450 km respectively. If angular speed for both is same, then centripetal acceleration will be.
A. more for first
B. more for second
C. same for both
D. nothing can be decided
3 The ratio of angular speeds of minute hand and hour hand of a watch is:
A. 1: 12
B. 6: 1
C. 12: 1
D. 1: 6
4 When a particle moves in a uniform circular motion. It has:
A. Radial velocity and radial acceleration
B. Tangential velocity and radial acceleration
C. Tangential velocity and tangential acceleration
D. Radial velocity and tangential acceleration
5 Torque is necessary for producing.
A. angular speed
B. linear acceleration
C. angular acceleration
D. none of these
6 In case of planets the necessary acceleration is provided by
A. Gravitational force
B. coulomb force
C. frictional force
D. centripetal force
7 The time period of revolution of geostationary satellite is
A. 1440 minutes
B. 24 minutes
C. 84 minutes
D. none of these
8 Ten second after an electric fan is turned on, the fan rotates at 300rev/min. its average angular acceleration is
A. 30 rad/s2
B. 3.14 rad/s2
C. 30 rev/s2
D.
500 rev/s2
9 For a particle in circular motion the centripetal acceleration
A. may be more or less than its tangential acceleration
B. equal to its tangential acceleration a
C. more than its tangential acceleration
D. less than its tangential acceleration
10 The angular momentum changes form 2 units to 6 units in 4s. the torque is
A. 1 unit
B. 3/2unit
C. 1/2unit
D. 4unit
11 The radius of orbit of a geostationary satellite depends upon:
A. Mass of satellite and its time period
B. Mass of satellite and mass of earth
C. Mass of earth, mass of satellite and time period of satellite
D. Mass of earth and time period of earth
12 A particle revolves round a circular path with a constant speed. The accelerationof the particle is
A. A. A long the circumference of the circle
B. Along the tangent
C. Along the radius
D. Zero
13 The angular analogue of linear displacement is called
A. angular velocity
B. angular displacement
C. angular momentum
D. moment of force
14 A stone attached to one end of a string is revolved around a stick so that the string winds on the stick and gets shortened) What is conserved)
A. angular momentum
B. kinetic energy
C. linear momentum
D. none of the above
15 Angular displacement in rotational motion is expressed in
A. m
B. m2
C. Nms-1
D. Nm s
16 On slightly disturbing a body which is an unstable equilibrium, its center of gravity
A. rises
B. falls
C. remains constant
D. first rises then falls
17 If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4m. Its angular speed is
A.
4 rad. s-1
B.
1.6 rad. s-1
C. 5 rad. s-1
D.
2.8 ms-1
18 A body moving in a circular path with a constant speed has a
A. Constant velocity
B. Constant kinetic energy
C. Constant acceleration
D.
Constant displacement
19 In uniform circular motion, the factor that remains constant is
A. Linear velocity
B. Centripetal force
C. Acceleration
D. speed
20 When a particle moves in a circle the angle between it linear velocity and the angular velocity is always
A. 0°
B. 180°
C. 90°
D. none of them

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