Reflection

The mechanism of when the light bounces back from the surface of its origin to the same medium is

• Refraction of light

• Reflection of Light

• Deviation of Light

• Absorption of Light

The objects are objects which emit light of their own

• Non-Luminous

• Absorption

• Luminous

• Refractive

Among the following which is a luminous object

• Rock

• Gold

• Diamond

• A Star

The speed of light in vacuum is

• 3 X 10⁸km/s

• 3 X 10⁸m/s

• 3 X 10¹⁸m/s

• 3 X 10¹⁰m/s

Light always travels in

• Zig-zag line

• Curved line

• Straight line

• Circular manner