The acceleration of a projection on the diameter for a particle moving along a circle is_______________?

Related Mcqs:

1. The projection of the particle moving in a circle with non-uniform speed executes ?

   A. S.H.M
   B. Vibratory motion
   C. Both B and D
   D. None S.H.M

2. The penetration power of alpha particle as compared to beta particle is_______________?

   A. 10 times more
   B. 100 times more
   C. 100 times less
   D. 10 times less

3. An object travels at constant speed around a circle of radius 1.0 m in 2.0 seconds. What is the magnitude of its acceleration?

   A. 0
   B. π²
   C. 2 π²
   D. 4 π²

   Submitted by: Tauseef Ali

4. A body of 2 kg is suspended from the ceiling of an elevator moving up with an acceleration g. Its apparent weight in the elevator will be______________?

   A. 9.8 N
   B. 19.6 N
   C. 129.4 N
   D. 39.2 N

5. The direction of the linear velocity of a body moving in a circle is______________?

   A. along the axis of rotation
   B. along the tangent
   C. directed towards the centre
   D. directed away from the centre

6. A body moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ration of displacement to the covered path will be_____________?

   A. πR
   B. 2π R
   C. 0
   D. 4πR

7. Moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R, the ratio of displacement to the covered path will be_______________?

   A. πR
   B. 2πR
   C. 0
   D. 4πR

8. A particle of mass m charge q and speed V enters a uniform magnetic radius r. The radius r of the circle is_________________?

   A. independent mass m
   B. directly proportional to m
   C. directly proportional to q
   D. directly proportional to B

9. Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet?

   A. 2.5
   B. 2.0
   C. 1.75
   D. 1.5
   E. 1.25

   Submitted by: Mansoor Ul Haque

10. When a particle of charge q and mass m enters into a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field it describes a circular path of radius___________________?

    A. R=qB/mV
    B. R=mV/qB
    C. R=qmV/B
    D. R=qmB/V