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The angles of elevation of the top of a tower at the top and the foot of a pole of height 10 m are  and  respectively. The height of the tower in m  is


Question ID - 50340 :-

The angles of elevation of the top of a tower at the top and the foot of a pole of height 10 m are  and  respectively. The height of the tower in m  is

1 Answer
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Answer Key : (20) -

 

20 m



Next Question :

A particle of mass m is moving in a straight line with momentum p. Starting at time t = 0, a force F = kt acts in the same direction on the moving particle during time interval T so that its momentum changes from p to 3p. Here k is a constant. The value of T is :

a.

2

b.

c.

d.

2


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