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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
- In adiabatic expansion, product of PV
- If two slits in Young’s experiment are 0.4 mm apart and fringe width on a screen
- Pure Si at 500 K has equal number of electron (nₑ) and hole (nₕ) concentrations
- Ionization potential of hydrogen atom is 13.6 eV. Hydrogen atoms in the ground state
- The capacitance of two concentric spherical shells of radii R₁ and R₂ (R₂>R₁) is
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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