The rate of rise of re-strikling voltage (RRRV) is dependent upon
Which is the main relay for protecting up to 90% of the transmission line-length in the forward direction?
Turn-ON of a Thyristor takes place when
The circulating current inductor is required in a dual converter to
A Voltage Source Inverter (VSI) is normally employed when
The technique in which, the digital data modulates the frequency of the carrier, is:
A 360 W carrier is simultaneously modulated by two audio waves with modulation percentages of 55 and 65 respectively. The effective modulation index and the total power radiated are
Which of the following are the advantages of using a stepper motor?
A relay is connected to a 400/5 current transformer and set for 120 %. The primary fault current is 1800 A need a plug setting multiplier of
SF6 gas has excellent heat transfer properties because of