Electrical Engineering Quiz

Which power plant cause least environmental pollution:-

A sensitive galvanometer produces  large deflection for a :-

There is a greater  possibility of occurrence of corona  during:-

Losses which occur in  rotating electric  machines  and do not occur  in transformer are:-

Circuit turbine is  pressure  velocity compounded steam turbine:-

The maximum power that is  a 12 V DC source  with an internal  resistance  of 2 ohm can supply  to resistive load is:-

The unit of electric energy is:-

What does the size of transformer  core depends on:-

In thermal power plant  , heat from the  flue gases is utilized in:-

Field in case of  rod gaps and sphere gaps are;-

Series capacitance voltmeter were used  with cascade transformer  for measuring RMS values up to:-

The direction of a rotation  of  DC series can be changed by:-

Galvanized  steel wire is generally used as;-

In equipment filled with liquid dielectric heat is transferred mainly by:-

The underground system  can not be  operated above:-

A 100 volt bulb has a resistance of 500 ohms. Th number of hours it can work for every kWh of energy consumed will be:-

The value of the reheat factor  is of the order of :-

No load current in  transformer legs behind the  voltage by ___________:-

For the same electrical resistance , the weight of aluminium as compared to copper conductor of identical cross section is:-

A class A amplifier uses:-

Volt × 1 watt = 1 Hp:-

Which DC motors will be suitable along  with flywheel for intermittent light and heavy loads:-

It is generally desired that  a transistors should have ________________ input impedance:-

The operating voltage of  a meggar is about:-

A source whose no load voltage is 220 V delivers watts to a load when the current is 0.4 A. The internal resistance of the source is:-