Q: A centrifugal pump impeller having 200 mm diameter runs at 600 r.p.m. The tangential velocity of the impeller is __________. 200 mm व्यास वाला एक अपकेन्द्री पम्प इम्पैलर 600 r.p.m.पर चलता है। इम्पैलर का स्पर्शरेखीय वेग ______ है–
A.
12.56 m/sec
B.
6.28 m/sec
C.
3.14 m/sec
D.
31.4 m/sec
Correct Answer:
Option B -
Explanations:
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