Question

4) ON A MIRROR A BEAM OF LIGHT FALLS, AND GET REFLECTED AS MAKING AN ANGLE OF 90 DEGREEE. NOW SEE THE PICTURE AND ANSWER THE FOLLOWING. i) AB is ________ ray ii) BC is_________ ray iii) BD is _______ ray iv) Angle ABD IS __________ angle v) Angle BDC is __________ angle and of _______ value​

Answer 1

Answer:

4.i) AB is an incident ray

ii) BC is a reflected ray

iii) BD is normal ray

iv) Angle ABD is incidence angle

v) Angle DBC is reflection angle and of 90° value

Answer 2

Answer:

4.i) AB is an incident ray

ii) BC is a reflected ray

iii) BD is normal ray

iv) Angle ABD is incidence angle

v) Angle DBC is reflection angle and of 90° value.

Explanation:

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