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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
- The electrons are emitted in the photoelectric effect from a metal surface
- In a primary coil 5 A current is flowing on 220 V. In the secondary coil 2200 V
- Which gate can be obtained by shorting both the input terminals of a NOR gate?
- A disc of mass 100 g is kept floating horizontally in air by firing bullets
- A body is thrown upward from ground covers equal distances
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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