engineering recuitment HPCL Engineer Mock Test 2024 Power Engineering Renewable and Non-Renewable Energy
For mechanical power extracted by the rotor to be maximum, the relation between upstream wind velocity (V1) at the entrance of rotor blades and downstream wind velocity at the exit of rotor blades (V2)?
1
2V2 = V1
2
3V2 = V1
3
2V1 = V2
4
3V1 = V2