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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.
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- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
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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 current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- When the rate of flow of charge through a metallic conductor
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- If the velocity of an electron increases, then its de Broglie wavelength will
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
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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