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A ball is projected upwards from the foot of a tower. The ball crosses the top of the tower twice after an interval of 6 s and the ball reaches the ground after 12 s.The height of the tower is (take , g= 10 ms⁻² )
Options
(a) 120 m
(b) 135 m
(c) 175 m
(d) 80 m
Correct Answer:
135 m
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The root mean square speed of oxygen molecule (O₂) at a certain temperature is v.
- The two ends of a metal rod are maintained at temperatures 100°C and 110°C.
- A 200 W sodium street lamp emits yellow light of wavelength 0.6 µm
- Large transformers, when used for some time, become hot and are cooled by circulating
- An electron in hydrogen atom makes a transition n₁ → n₂
Topics: Motion in Straight Line (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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