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The output power of the centrifugal pump is proportional to the _________ of the speed.(a) Square(b) Cube(c) Square-root(d) Cube-rootThis question was posed to me during an online exam.This intriguing question originated from Solar Powered Pump Drives in division Solar and Battery Powered Drives of Electric Drives |
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Answer» RIGHT choice is (b) CUBE The best explanation: The output power of the centrifugal pump is PROPORTIONAL to the cube of the speed. They require a small TORQUE to start. |
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