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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
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
- A coil has resistance 30 ohm and inductive reactance 20 ohmn at 50 Hz frequency.
- At 0⁰C, 15 gm of ice melts to form water at 0⁰C. The change in entropy is
- For inelastic collision between two spherical rigid bodies
- Which of the following atoms has the lowest ionisation potential?
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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