Question

a) In a Pelton turbine, the bucket angle is 165° and the ratio of peripheral velocity to jet velocity is 0.46. The hydraulic efficiency is (a) 97.6% (b) 97% (c) 98% (d) 97.2%. b) In a Pelton turbine installation, H = 60 m and Q = 0.138 m^3/s. The hydraulic power is: (a) 815 kW (b) 81144 Watt (c) 81.5 MW (d) 815 kW.

Name: g in a pelton turbine bucket angle is 1650 and ratio of peripheral velocity to jet velocity is 046 the hydraulic efficiency is a 976 6 97 c 98 d 972 h in a pelton turbine installation h 60 m 03724
Uploaded: 2022-08-22T14:24:25-08:00
Duration: 1 min 19 s
Channel: Penny Riley
Description: g in a pelton turbine bucket angle is 1650 and ratio of peripheral velocity to jet velocity is 046 the hydraulic efficiency is a 976 6 97 c 98 d 972 h in a pelton turbine installation h 60 m 03724

          a) In a Pelton turbine, the bucket angle is 165° and the ratio of peripheral velocity to jet velocity is 0.46. The hydraulic efficiency is (a) 97.6% (b) 97% (c) 98% (d) 97.2%.

b) In a Pelton turbine installation, H = 60 m and Q = 0.138 m^3/s. The hydraulic power is: (a) 815 kW (b) 81144 Watt (c) 81.5 MW (d) 815 kW.

Added by Lorenzo B.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Penny Riley

08/22/2022

Step 1

Substituting the given values: η = 2*0.46*(1-0.46)*cos(165/2) η = 0.976 or 97.6% So, the correct answer is (a) 97.6%. Show more…

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a) In a Pelton turbine, the bucket angle is 165° and the ratio of peripheral velocity to jet velocity is 0.46. The hydraulic efficiency is (a) 97.6% (b) 97% (c) 98% (d) 97.2%. b) In a Pelton turbine installation, H = 60 m and Q = 0.138 m^3/s. The hydraulic power is: (a) 815 kW (b) 81144 Watt (c) 81.5 MW (d) 815 kW.