For a Pelton wheel with a given water jet velocity, the maximum output power from the Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed is ______ (correct to two decimal places).

For a Pelton wheel with a given water jet velocity, the maximum output

1.	For a Pelton wheel with a given water jet velocity, the maximum output power from the Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed is ______ (correct to two decimal places).
A.	<table><tr><td rowspan="2">u =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>v</center></td><td rowspan="2"></td></tr><td align="center">2</td></table>
B.	<table><tr><td rowspan="2">u =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2"></td></tr><td align="center">v</td></table>
C.	<table><tr><td rowspan="2">v =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>u</center></td><td rowspan="2"></td></tr><td align="center">2</td></table>
D.	None of these
Answer» B. <table><tr><td rowspan="2">u =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2"></td></tr><td align="center">v</td></table>

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For a Pelton wheel with a given water jet velocity, the maximum output power from the Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed is ______ (correct to two decimal places).

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