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A man weighing 60 kg climbs a staircase carrying a 20 kg load on his hand.The staircase has 20 steps and each steps has height of 20 cm.If he takes 20s to climb, his power is
Options
(a) 160 W
(b) 230 W
(c) 320 W
(d) 80 W
Correct Answer:
160 W
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 black body at 227⁰C radiates heat at the rate of 7cals/cm²s. At a temperature
- If the dipole moment of a short bar magnet is 1.25 A-m², the magnetic field on its
- The control rods used in a nuclear reactor can be made up of
- The reddish appearance of the sun at sunrise and sunset is due to
- In Bohr model of hydrogen atom, the force on the electron depends on the principal
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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