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An engine pumps water through a hose pipe. Water passes through the pipe and leaves it with a velocity of 2 m/s. The mass per unit length of water in the pipe is 100 kg/m. What is the power of the engine?
Options
(a) 400 W
(b) 200 W
(c) 100 W
(d) 800 W
Correct Answer:
800 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 beam of light contains two wavelengths 6500Å and 5200Å.
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- In the phenomenon of electric discharge through gases at low pressure,
- Heat is supplied at constant pressure to diatomic gas. The part of this heat that goes
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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