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

Related Mcqs:

1. Gives the definition of metre in terms of wavelength of red cadmium light ___________________?

   A. Newton B. Einstein C. Michelson D. Galileo...

2. Which one of the following properties of light does not change with the nature of the medium ?

   A. velocity B. wavelength C. amplitude D. frequency...

3. A light ray traveling form rarer to denser medium suffers a phase change of__________________?

   A. 60° B. 90° C. 180° D. 45°...

4. After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light______________?

   A. Increases because wavelength decreases B. Decreases because speed decreases C. Remains same D. Increases then decrease...

5. Medium which sends signal from source to destination is known as ________ ?

   A. Transmitter B. Transmission channel C. Receiver D. Hardware Submitted by: Rashid Mehmood...

6. If a diffraction grating is placed in the path of a light beam it reveals______________?

   A. Wave property B. Particle property C. Energy particle D. Electromagnetic wave property...

7. 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...

8. Three equal resistors connected in series with a source of e m f together dissipate 10 W of power each. What will be the power dissipated if the same resistors are connected in parallel across the same source of e m f ?

   A. 40 W B. 90W C. 100W D. 120W...

9. Light on passing through a Polaroid is ___________________?

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

10. The locus of all points in a medium having the same phase of vibration is called____________________?

    A. crest B. trough C. wavelength D. wave front...