Mechanical Technology 91 Question Paper Exclusive -

A centrifugal pump delivers 1500 liters/min against a head of 25 m. The impeller diameter is 300 mm and it runs at 1500 rpm. If the manometric efficiency is 75%, calculate the vane angle at the outlet. Sketch the outlet velocity triangle.

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Time suggested: 1 hour

No calculators with memory functions were allowed. Students had to use log books for inverse trigonometric functions. The paper includes a sub-question specifically testing interpolation skills. A centrifugal pump delivers 1500 liters/min against a

While we cannot host copyrighted material directly, most polytechnic archives and university digital libraries hold copies under the "Historical Examinations" section. Search for the reference code N2/91/MTech . mechanical technology 91 question paper exclusive