Question

3. In case of irregular reflection, no definite image is formed.
4. Plane mirrors form a real and inverted image.
5. White light is obtained on mixing the secondary colours.
6. Light always needs a medium to pass.
7. An object which absorbs lights of all colours appears dark.​

Answer 1

Answer:

6 point is wrong

Explanation:

light does not need a material medium for its propagation since its a transverse wave.....

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