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A pipe between surge tank and prime mover is known as?(a) Canal(b) Draft tube(c) Penstock(d) HoseI had been asked this question during an online interview.My question is taken from Site Selection for Hydro Electric Power Plants topic in division Hydro Electric Power Plant of Energy Engineering

Answer»

Right choice is (c) PENSTOCK

The best explanation: A pipe between the surge tank and prime mover is KNOWN as penstock. It is MADE of steel through REINFORCED CONCRETE. Cast iron is used for small plants. The intake of penstock at the dam or fore bay of canal should be positioned such that it always provides adequate water even at low level.



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