EEE :: Transformers
- The secondary winding of which of the following transformers is always kept closed?
- If a transformer is switched on to a voltage more than the rated voltage
- The transformer oil should have _____ volatility and _____ viscosity.
- The degree of mechanical vibrations produced by the laminations of a transformer depends on
- The thickness of laminations used in a transformer is usually
- The core used in high frequency transformer is usually
- In a transformer the resistance between its primary and secondary is
- A transformer can have regulation closer to zero
- Power transformers are designed to have maximum efficiency at