Physics, asked by Kherodkarmange7815, 1 year ago

The shadow of a tower on ground level is increased by 30m when the angle of depression by the sun changes from 60° to 30° the height of the tower is

Answers

Answered by NirrMaan

1

Answer:

Let the height of tower be h meter and length of shadow y meter initially. In △ABC, tan 45˚ ... In △ABD, tan 30˚ = AB/ DB.

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