engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Fluid Mechanics Turbomachinery Reaction Turbine
A turbine is coupled with the alternator to generate electricity. If the number of pair of poles in the alternator are 6 and the frequency of electricity is 50 Hz, what should be the speed of the turbine?
1
250 rpm
2
500 rpm
3
1000 rpm
4
3000 rpm