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A car moves from X to Y with a uniform speed v(u) and returns to Y with a uniform speed v(d). The average speed for this round trip is
Options
(a) √v(u)v(d)
(b) v(d)v(u)/v(d)+v(u)
(c) v(u)+v(d)/2
(d) 2v(d)v(u)/v(d)+v(u)
Correct Answer:
2v(d)v(u)/v(d)+v(u)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A particle is under two mutually perpendicular simple harmonic motions
- When the angle of incidence is 60° on the surface of a glass slab, it is found
- When a spring is extended by 2 cm energy stored is 100 J. When extended further by 2 cm
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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
- A particle is under two mutually perpendicular simple harmonic motions
- When the angle of incidence is 60° on the surface of a glass slab, it is found
- When a spring is extended by 2 cm energy stored is 100 J. When extended further by 2 cm
- A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
- The half-life period of a radio-active element X is same as the mean life time
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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