1.

A telescope has an objective lens of focal length 150cm and an eyepiece of focal length 5cm. IF a 50m tall tower at a distance of 1km is observed through this telescope in normal setting, the angle formed by the image of the tower is theta then theta is close to:

Answer»

`1^@`
`60^@`
`1.5rad`
`30^@`

ANSWER :C


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