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A balloon of radious r suntends an angle...

A balloon of radious r suntends an angle` alpha` at the eyes of an observer and the center of balloon from the eye is `beta` . Find the ofcentre of the centre of the balloon from the eye of observer .

A

`(r sin beta)/(sin alpha)`

B

`r sin b sin a`

C

`(r sin beta)/(sin (alpha//2))`

D

`(r sin alpha)/(sin (beta//2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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MCGROW HILL PUBLICATION-HEIGHTS AND DISTANCES -SOLVED EXAMPLES (LEVEL 1 ( SINGLE CORRECT ANSWER TYPE QUESTIONS ))
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