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A train of mass 2x 10⁵ kg has a constant speed of 20 m/s up a hill inclined at θ= sin⁻¹(1/50) to the horizontal when the engine is working at 8 x 10⁵ W.The resistance to motion of train is
Options
(a) 400 N
(b) 200 N
(c) 600 N
(d) 800 N
Correct Answer:
800 N
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A force of 10N is applied on a body for 3 sec and the corresponding displacement 6 m.
- A Carnot engine, having an efficiency of η=1/10 as heat engine, is used
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Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A force of 10N is applied on a body for 3 sec and the corresponding displacement 6 m.
- A Carnot engine, having an efficiency of η=1/10 as heat engine, is used
- A photoelectric surface is illuminated successively by monochromatic light of wavelength
- The potential energy of a system increases if work is done
- A heavy nucleus at rest breaks into two fragments which fly off with velocities
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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