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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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Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two cells when connected in series are balanced on 8m on a potentiometer.
- A proton of mass 1.6×10⁻²⁷ kg goes round in a circular orbit of radius 0.10 m under
- A simple pendulum oscillates in a vertical plane. When it passes through the mean
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
- Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
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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