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A ball is moving in a circular path of radius 5 m.If tangential acceleration at any instant is 10 m/s ² and the net acceleration makes an angle 30° with the centripetal acceleration, then the instantaneous speed is
Options
(a) 50√3 m/s
(b) 9.3 m/s
(c) 6.6 m/s
(d) 5.4 m/s
Correct Answer:
9.3 m/s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Plane
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two coherent monochromatic beams of intensities I and 4I respectively, are superposed.
- A carnot’s engine operates with source at 127° C and sink at 27°C
- If the dimensions of a physical quantity are givenby Mᵃ Lᵇ Tᶜ, then the physical
- Two balls are dropped from heights h and 2h respectively. The ratio of times
- The resistance in the two arms of the meter bridge are 5Ω and RΩ, respectively
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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