In a plane polarized light _________________?

Related Mcqs:

1. Which one of the following cannot be polarized ?

   A. radio waves B. ultraviolot rays C. X-rays D. sound waves...

2. In a photoelectric effect monochromatic light is incident on a metal surface. If the incident light of twice the intensity but of same wavelength the kinetic energy of the emitted electron_______________?

   A. Becomes double B. Remains same C. Becomes half D. First increases then decrease because of the curvilinear graph...

3. If the plane of the rectangular coil is parallel to the magnetic field (i.e radial magnetic field) the torque on the coil is_____________________?

   A. τ = NIAB cosφ B. τ = NIAB sinφ C. τ = NIAB tanφ D. τ = NIAB...

4. A vector can have maximum________components in a plane.?

   A. Zero B. Two C. Three D. Infinite Submitted by: Zahid Jagirani...

5. A point source of light placed in a homogeneous medium gives rise to ___________________?

   A. a cylindrical wave front B. an elliptical wave front C. a spherical wave front D. a plane wave front...

6. Which one of the following is nearly monochromatic light ?

   A. light form fluorescent tube B. light form neon lamp C. light form sodium lamp D. light form simple lamp...

7. When one mirror of a Michelson Interferometer is moved a distance of 0.5 mm we observe 2000 fringes. What will be wavelength of light used ?

   A. 5000 nm B. 5000A C. 500m D. 2000um...

8. Two sources of light are coherent if they emit rays of_______________?

   A. same wavelength B. same amplitude of vibration C. same wave length with constant phase difference D. same amplitude and wavelength...

9. The velocity of light was determined accurately by_______________?

   A. Newton B. Michelson C. Huygen D. Young...

10. Light on passing through a Polaroid is ___________________?

    A. plane polarized B. un-polarized C. circularly polarized D. elliptically polarized...