[" 38.A man observes a car from the top of a tower,which in moving towards the tower with a uniform "],[" speed.If the angle of depression of the carchanges from "30^(@)" to "45^(@)in12" minutes,find the time taken "],[" by the car now to reach the tower."]

A man observes a car from the top of a tower, which is moving towards the tower with a uniform speed. If the angle of depression of the car change from 30^(@)" and "45^(@) in 12 minutes, find the time taken by the car now toreach the tower.

A man observes a car from the top of a tower, which is moving towards the tower with a uniform speed. If the angle of depression of the car change from 30^(@)" and "45^(@) in 12 minutes, find the time taken by the car now toreach the tower.

A straight highway leads to the foot of a tower. A man standing at the top of the tower observes a car at an angle of depression of 30^(@) , which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60^(@) . FInd the time taken by the car to reach the foot of the tower from this point.

A straight highway leads to the foot of a tower.A man standing at the top of the tower observed a car at an angle of depression of 30^@ ,which is approaching the foot of the tower with a uniform speed.Six seconds later,the angle of depression of the car is found to be 60^@ .Find the time taken by the car to reach the foot of the tower from this point.

A straight highway leads to the foot of a tower. A man standing at the top of the tower observes a car at an angle of depression of 30^@ , which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60^@ . Find the time taken by the car to reach the foot of the tower from this point.

A straight highway leads to the foot of a tower. A man standing at the top of the tower observes a car at an angle of depression of 30^@ , which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60^@ . Find the time taken by the car to reach the foot of the tower from this point.

A straight highway leads to the foot of a tower. A man standing at the top of the tower observes a car at an angle of depression of 30^0 , which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60^0 . Find the time taken by the car to reach the foot of the tower from this point.

A straight highway leads to the foot of a tower. A man standing at the top of the tower observes a car at an angle of depression of 30^@ , which is approaching the foot of the tower with a uniform speed. Six seconds later, the angle of depression of the car is found to be 60^@. Find the time taken by the car to reach the foot of the tower from this point.