A man on cliff observes fishing trawler at angle of depression of 30 which is approaching the shore to point. 6 minutes later, the angle of depression of the trawler is found to be 60 .

A man on cliff observes fishing trawler at angle of depression of 30

1.	A man on cliff observes fishing trawler at angle of depression of 30 which is approaching the shore to point. 6 minutes later, the angle of depression of the trawler is found to be 60 .
A.	1 min
B.	2 min
C.	3 min
D.	None of these
Answer» D. None of these

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A man on cliff observes fishing trawler at angle of depression of 30 which is approaching the shore to point. 6 minutes later, the angle of depression of the trawler is found to be 60 .

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