GETCO EE Practice Quiz-21

A 10 kVA, 400 V/200 V, single-phase transformer with 10% impedance, draws a steady short circuit current of

For a fuse wire of diameter ‘d’, fusing current is proportional to

Main purpose of oil in OCB is to

In an n-bus power system, considering n-nodes network, the size of Y_bus is,

Which distribution system is more reliable?

Corona loss is less when shape of the conductor is:-

A gas turbine power plant is best suited for

When L is variable, minimum attenuation is achieved at:

(Where: L is Inductance per unit length; C ¡s Capacitance per unit length; R is Resistance per unit length; and G is Conductance per unit length.)

A generation station has average demand and maximum demand of 48000 kW and 96000 kW respectively. If the plant capacity factor is 0.48, the installed capacity will be:

Out of the following plant categories:

(i) Nuclear

(ii) Run-off river

(iii) Pump storage

(iv) Diesel

The base load power plants are