Physics Circular Motion Test Online Preparation Mcqs

Physics Circular Motion Test Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. A body of mass 10kg is rotating in a circular path of radius ‘r’ m with constant speed. The work done in one complete revolution is10.3 rads-1
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. If we whirl a stone at the end of a string in the vertical circle, it is likely to break when the stone is
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. The angular momentum of a body is conserved if
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. The angular speed for daily rotation of earth in rad s-1 is
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. What remains constant when the earth revolve around the sun
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. When a body moves in a circle, the angle between its linear velocity and angular velocity is always
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. If a wheel of radius r turns through an angle of 30°, then the distance through which any point on its rim moves is
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. According to Einstein, the gravity interaction is possible between
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. A body of 2kg is suspended from the ceiling of an elevator moving up with an acceleration g. Its apparent weight in the elevator will be
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. The angular K.E of a body is independent of
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. The shaft of a motor rotates at a constant angular speed of 360rev/min. Angle turned through in 1 sec in radian is
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. The rotational K.E of hoop is
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. The number of revolutions in 3π radians
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. Bruce Mc.Candless stepped into space from a space shuttle in 1984 at a speed of
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. What is outward force acting on a mass of 10kg when rotating at one end of an inelastic string 10m long at speed of 1m/s?
A.
B.
C.
D.

Question 15 of 15


 

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