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A man throws balls with the same speed vertically upwards one after the other at an interval of 2 s.What should be the speed of the throw,so that more than two balls are in the sky at any time? (take,g=9.8ms⁻²)
Options
(a) Any speed less than 19.6 ms⁻¹
(b) only with speed 19.6ms⁻¹
(c) More than 19.6 ms⁻¹
(d) At least 9.8 ms⁻¹
Correct Answer:
More than 19.6 ms⁻¹
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 net electric force on a charge of +3μC at the mid-point on the line joining two
- The distance travelled by an object along a straight line in time t is given by
- Two coherent sources of intensity ratio α interfere. In interference pattern,
- A galvanometer of 50 Ω resistance has 25 divisions. A current of 4×10⁻⁴ A gives
- The rms current in an AC circuit is 2 A. If the wattless current be √3 A,
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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