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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
- Two sources of sound placed close to each other are emitting progressive waves
- The angular velocity of second’s hand of a watch is
- The rms current in an AC circuit is 2 A. If the wattless current be √3 A,
- A wheel has moment of inertia 5 x 10⁻³ kgm² and is making 20 revolutions per sec
- On heating a ferromagnetic substance above curie temperature
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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