Physics, asked by nitishknk8584, 8 months ago

A piece of wood if left under water , comes to the surface of water. Explain the reason

Answers

Answered by balar3517
0

Answer:

a line drawn from any point on a concave mirror to its centre of curvature is called a) normal b) principal axis c) radius of curvature d) focal length

Explanation:

a line drawn from any point on a concave mirror to its centre of curvature is called a) normal b) principal axis c) radius of curvature d) focal length

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