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A train is moving along a straight path with uniform acceleration.It’s engine passes across a pole with a velocity of 60 kmh⁻¹ and the end (guard’s van) passes across same pole with a velocity of 80 kmh⁻¹.The middle point of the train will pass across same pole with a velocity
Options
(a) 70 kmh⁻¹
(b) 70.7 kmh⁻¹
(c) 65 kmh⁻¹
(d) 75 kmh⁻¹
Correct Answer:
70.7 kmh⁻¹
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
- A car moving with a velocity of 36 km/hr crosses a siren of frequency 500 Hz.
- The ionisation potential of hydrogen-atom is -13.6 eV. An electron in the groundstate
- which of the following can not be emitted by radioactive substances during their decay?
- A wheel has moment of inertia 5 x 10⁻³ kgm² and is making 20 revolutions per sec
- The two ends of a metal rod are maintained at temperatures 100°C and 110°C.
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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