Question

1. The phenomenon of reflection of light rays after colliding with a mirror or any other object back into same medium is called …………
2. The angle between incident ray and normal ray is called ………
3. Reflection caused by irregular surface is called ………. reflection
4. The image which can be obtained in screen is called……. image.

Answer 1

1. reflection

2. acute angle

3. irregular

4.smooth

Answer 2

Answer:

(1) reflection (2) incident angle (3) irregular reflection  (4) real

Explanation:

1. The phenomenon of reflection of light rays after colliding with a mirror or any other object back into same medium is called reflection.

2. The angle formed between the incident ray and normal ray is called incident angle for that ray.

3. Reflection caused by irregular surface is called irregular reflection

4. The image which can be obtainable on the screen is called real image.