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objective Ques (6 results)
1)

\(\)Seema flies a kite on a 16 m string at an inclination of 60 degree. What is the height of the kite above the ground?

SSC CGL 2020
A)

\({4 \sqrt3} m\)

B)

\({16 \sqrt3} m\)

C)

\({6 \sqrt3} m\)

D)

\({8 \sqrt3} m\)

2)

From the top of a tower, the angles of depression of two objects on the ground on the same side of it, are observed to be \( 60^\circ and 30^\circ\) respectively and the distance between the objects is \(400 \sqrt3\) metre. The height (in metre) of the tower is:

SSC CGL 2019
A)

800

B)

\(800\sqrt3\)

C)

600

D)

\(600\sqrt3\)

3)

P and Q are two points on the ground on either side of a pole. The angles of elevation of the top of the pole as observed from P and Q are \(60^0\) and \(30^0\), respectively and the distance between them is \(84\sqrt3\)m. What is the height (in m) of the pole?

SSC CGL 2019
A)

63

B)

73.5

C)

52.5

D)

60

4)

From a point exactly midway between the foot of two towers P and Q,the angles of elevation of their tops are \(30^0\)and \(60^0\), respectively. The ratio of the height of P to that of Q is:

SSC CGL 2019
A)

1 : 3

B)

1 : 2

C)

\(1:2\sqrt3\)

D)

\(2 : 3\sqrt3\)

5)

The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is

SSC CGL 2016
A)

3 m

B)

9 m

C)

27 m

D)

30 m

6)

A straight vertical pole was broken during a cyclone in such a way that its top touched the ground at a distance of  \(6\sqrt 3\)  m from the bottom of the pole and made and angle of 30° with the horizontal. What was the height (in m) of the pole?

SSC CHSL 2021
A)

12

B)

18

C)

\(12\sqrt 3\)

D)

\(18\sqrt 3\)

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