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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.
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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 disc of mass 100 g is kept floating horizontally in air by firing bullets
- A ray of light passes from a medium A having refractive index 1.6 to the medium
- The resistances of the four arms P,Q,R and S in a Wheatstone’s bridge
- During production of cathode ray
- A particle of mass ‘m’ is kept at rest at a height 3R from the surface of earth
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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