| 1 |
In case of point source the shape of wave front is |
- A. Circular
- B. Spherical
- C. Elliptical
- D. Square
|
| 2 |
Intensity of light depend on |
- A. Wave length
- B. Amplitude
- C. Velocity
- D. Frequency
|
| 3 |
Fringe spacing in Young's double slit experiment increases due to increase in. |
- A. Slit separation
- B. Wave length
- C. Order of Fringe
- D. Frequency of source
|
| 4 |
Bending of light around the edges of an obstacle is called. |
- A. Refraction
- B. Polarization
- C. Interference
- D. Diffraction
|
| 5 |
Michelson's interferometer can be used ot find the |
- A. Velocity of light
- B. Wavelength of light
- C. Velocity of sound
- D. Wavelength of sound
|
| 6 |
Which one of the following can not be polarized. |
- A. Ultra violet rays
- B. Radio waves
- C. T.V. Waves
- D. Sound waves
|
| 7 |
A ray of light is a line |
- A. Parallel to wave front
- B. Normal to wave front
- C. Anti-parallel to wave
- D. Any one of these
|
| 8 |
Fringe spacing is inversely proportional to. |
- A. Wave length
- B. Slit separation
- C. Distance between the slit and screen
- D. Frequency of light
|
| 9 |
Huygen's proposed, light energy travels in space from source in |
- A. 1578
- B. 1678
- C. 1778
- D. 1868
|
| 10 |
The fringe spacing in a double slit experiment can be increased by decreasing. |
- A. Wavelength of light
- B. Width of slits
- C. Slit separation
- D. Distance between the slits and the screen
|
