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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
- The workdone in turning a magnet of magnetic moment M by an angle of 90⁰ from the magnetic
- The phase difference between two points seperated by 0.8 m in a wave of frequency
- The wave function (in SI unit) for a light wave is given as Ψ(x,t)= 10³ sin π
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
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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