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A man on a cliff observes a boat at an a...

A man on a cliff observes a boat at an angle of depression `30^(@)` which is sailing towards the shore to the point immediately beneath him. Three minutes later the angle of depression of the boat is found to be `60^(@)`. Assuming that the boat sails at a uniform speed, determine how much more time it will take to reach the shore.

A

2 min

B

`1(1)/(2)` min

C

1 min

D

None

Text Solution

Verified by Experts

The correct Answer is:
B
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