| 1 |
Which of the following is evidence of wave nature of light |
- A. Interference
- B. Diffraction
- C. Polarization
- D. All of these
|
| 2 |
Oil film floating on water exhibits colours due to |
- A. Interference
- B. Diffraction
- C. Polarization
- D. All of these
|
| 3 |
The property of bending of light around obstacles is |
- A. Interference
- B. Diffraction
- C. Polarization
- D. Superposition
|
| 4 |
Bright fringes are also called as |
- A. Minima
- B. Maxima
- C. Wave front
- D. Ray of light
|
| 5 |
In case of point source the shape of wave front is |
- A. Circular
- B. Spherical
- C. Elliptical
- D. Square
|
| 6 |
Dark fringes are also called as |
- A. Minima
- B. Maxima
- C. Wave front
- D. Ray of light
|
| 7 |
An oil film on water surface shows colour due to. |
- A. Diffraction
- B. Interference
- C. Polarization
- D. Dispersion
|
| 8 |
When newton ring are seen through the transmitted light, then central spot is. |
- A. Dark
- B. Blue
- C. Bright
- D. Red
|
| 9 |
According to Hygen's principle, each point on a wave front acts as a source of. |
- A. Secondary wavelet
- B. New wave front
- C. Sound
- D. Primary wavelet
|
| 10 |
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
|
