Question

1.2 litre of Hydrogen at 137° C and 106 dyne/cm^2 pressure expands isothermally, until its volume is  tripled. Find the pressure of gas.​

Answer 1

The stator otu 415 v, 50 Hz, 6 pole 970 rpm 3 phase induction motor is fed with normal voltage.

The frequency of the rotor induced emf when the motor is running 900rpm