For the following questions answer them individually
In which of the following amplifier configurations, the power gain is the largest?
Transformer core is laminated in order to:
For increasing the range of voltmeter, one should connect a:
To conduct Sumpners test on a transformer:
Synchronous Generator is a source of:
In an induction motor, if the air gap is increased;
A DC shunt motor is running at 1200 rpm, when excited with 220V dc. Neglecting the losses and saturation, the speed of the motor when connected to a 175 V supply is:
The function of oil in a transformer is to provide:
The ratio of starting torque to running torque in a synchronous motor is: