1000+ Height and Distance Questions for JEE MAINS - 1
Question: 1
A ladder learning against a wall makes an angle of 60° with the ground. If the length of the ladder is 19 m, find the distance of the foot of the ladder from the wall.
(A) 6.5 m
(B) 7.5 m
(C) 8.5 m
(D) 9.5 m
Ans: D
Question: 2
A man is standing on the 8 m long shadow of a 6 m long pole. If the length of the shadow is 2.4 m, than the height of the man is
(A) 1.4 m
(B) 1.6 m
(C) 1.8 m
(D) 2.0 m
Ans: C
Let, h be the height of the man.
∴ $${1}/{2}$$ = $${h}/{2.4}$$ ⇒ h = $${3}/{4} (2.4)$$ = 1.8 m.
Question: 3
The angle of elevation of the top of a tower from a point 20 m away from its base is 45°. The height of the tower is
(A) 10 m
(B) 20 m
(C) 30 m
(D) 40 m
Ans: B
Question: 4
When the length of the shadow of a pole is equal to the height of the pole, then the elevation of source of light is
(A) 30°
(B) 40°
(C) 45°
(D) 60°
Ans: C
Question: 5
The ratio of the length of a rod and its shadow is 1 : $$√3$$
The angle of elevation of the sum is
(A) 20°
(B) 30°
(C) 40°
(D) 50°
Ans: B
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