The mass attached to a spring executes ?

Related Mcqs:

1. The velocity of the mass attached to a spring is maximum at_______________?

   A. Mean position
   B. Extreme position
   C. Both A and B
   D. None

2. 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

3. If a body a mass of 2 kg is raised vertically through 2m, then the work done will be _________________?

   A. 38.2 J
   B. 392.1 J
   C. 39.2 J
   D. 3.92 J

4. 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

5. Mass of neutron is________________?

   A. 1.67 x 10-31 kg
   B. 1.67 x 10-27 kg
   C. 9.1 x 10-31 kg
   D. 1.67 x 10-19 kg

6. Nuclei having the same mass number but different atomic number are____________?

   A. Isotopes
   B. Isobars
   C. Isotones
   D. Isomers

7. What is the outward force acting on a mass of 10 kg when rotating at one end an inelastic string 10m long at speed of 1m/s ?

   A. 1N
   B. 10N
   C. 2N
   D. 100N

8. The relativistic energy E is equivalent to relativistic mass given by_______________?

   A. Ec2
   B. E/c2
   C. E/c
   D. c2/E

9. The velocity of a particle of mass m of de-Broglie wavelength λ is______________?

   A. v = 3 ×× 106 ms-1
   B. v = 2 ×× 10 ms-1
   C. v = 2 ×× 6 ms-1
   D. v = 2 ×× 106 ms-1

10. The mass-energy relation is the outcome of____________?

    A. Quantum theory
    B. General theory of relativity
    C. Special theory of relativity
    D. None of these

    Submitted by: Fahad Mehsud