| 1 |
Angle of incidence is equal to he angle of reflection ,It is first law of. |
- A. Refraction
- B. Dispersion
- C. Reflection
- D. Diffraction
|
| 2 |
Which type of image is formed in Plane Mirror. |
- A. Real
- B. Real and virtual
- C. Virtual
- D. None of these
|
| 3 |
Speed of light through water is about. |
- A. 300000 km/s
- B. 250000 km/s
- C. 225000 km /s
- D. 200000 km/s
|
| 4 |
Speed of light is denoted by. |
|
| 5 |
Speed of light through glass is about. |
- A. 300000 km /s
- B. 250000 km/s
- C. 225000 km /s
- D. 200000 km/s
|
| 6 |
There are ......... types of reflection |
|
| 7 |
Through which of the following the light travels the fastest. |
- A. Prism
- B. Water
- C. Air
- D. Vacuum
|
| 8 |
Which of the following type of mirror can form an image larger than the object. |
- A. Plane
- B. Convex
- C. Concave
- D. All of these
|
| 9 |
What is the colour of an object that absorb all the light that hits it. |
- A. Black
- B. Green
- C. White
- D. Red
|
| 10 |
In a convex mirror, focus is. |
- A. Under the mirror
- B. In front of the mirror
- C. On the mirror
- D. Behind the mirror
|
