Physics, asked by steveplays83, 9 hours ago

If the focal length of the mirror is 19cm, then the radius of the sphere of which the mirror is a part is __________.

Answers

Answered by themaneddie766

3

Answer:

Radius of curvature = 2 x focal length.

So, focal length =

2

1

× radius of curvature =

2

1

×20 cm = 10 cm

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