| 1 |
Which one of the following can not be polarized. |
- A. Ultra violet rays
- B. Radio waves
- C. T.V. Waves
- D. Sound waves
|
| 2 |
Sound waves can not be |
- A. Reflected
- B. Refracted
- C. Polarized
- D. Diffracted
|
| 3 |
In case of point source the shape of wave front is. |
- A. Plane
- B. spherical
- C. Circular
- D. Eliptical
|
| 4 |
Angle between ray of light and wave front is |
- A. 0 <sup>o</sup>
- B. 60 <sup>o</sup>
- C. 90 <sup>o</sup>
- D. 120 <sup>o</sup>
|
| 5 |
The property of bending of light around obstacles is |
- A. Interference
- B. Diffraction
- C. Polarization
- D. Superposition
|
| 6 |
Bending of light around the edges of an obstacle is called. |
- A. Refraction
- B. Polarization
- C. Interference
- D. Diffraction
|
| 7 |
The phenomenon of polarization of light reveals that sun light is |
- A. Longitudinal waves
- B. Transverse wave
- C. Electromagnetic waves
- D. Monochromatic wave
|
| 8 |
Newton's rings are formed due to phenomenon of. |
- A. Interference
- B. Dispersion
- C. Diffraction
- D. Polarization
|
| 9 |
Hygen's principle is used for. |
- A. Explain polarization
- B. Locate the wave front
- C. Find the speed of light
- D. Find the index of refraction
|
| 10 |
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
|