NLC Technical Quiz 41

Obtain the Minimized SOP form of function f (A,B,C,D) where f is given as Σm(0,3,4,5,7,9,11,14,15).

For a single phase 440/110 V transformer having input on primary side at no load is 100 W. The low voltage winding is kept open & the no load power factor is 0.4. Determine the active & reactive component of current at no load condition?

Which one of the following statement is not true about the Sumpner’s test of transformer?

A transmission line is distortion less if

Power diodes has the characteristic of

1-ϕ dual converter has 1 unit working with firing angle of 60° and the other unit works as _______ at an angle of _______.

For line voltage of 400 kV, cable has inductance of 0.5 mH and capacitance of 0.0125 µF.

The surge impedance loading will be.

For a variable head of near about but less than 30 meters, which type of turbines is used in hydro power stations?