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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: - Einstein’s photoelectric equation is
- The temperature coefficient of the resistance of a wire is 0.00125 per ⁰C.
- A bullet of mass m moving with velocity v strikes a block of mass M at rests
- The electron drift speed is small and the change of the electron is also small
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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
- Einstein’s photoelectric equation is
- The temperature coefficient of the resistance of a wire is 0.00125 per ⁰C.
- A bullet of mass m moving with velocity v strikes a block of mass M at rests
- The electron drift speed is small and the change of the electron is also small
- Three identical spherical shells, each of mass m and radius r are placed
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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