Due to skin effect Uniform current flows through the conductor Portion of the conductor near the surface carries less current and the core of the conductor carries more current Portion of the conductor near the surface carries more current and the core of the conductor carries less current Current flows through the half cross section of the conductor TRUE ANSWER : ? YOUR ANSWER : ?
Transposition of transmission line is done to Reduce corona Balance line voltage drop Reduce line loss Reduce skin effect TRUE ANSWER : ? YOUR ANSWER : ?
What happens to the contents of RAM (Random Access Memory) when the power of the computer is turned off? Content remains intact Content is transferred to other memory Content is lost Content gets corrupted TRUE ANSWER : ? YOUR ANSWER : ?
If the voltage at the two ends of a line are 132 kV, and its reactance is 40 Ω, the stability limit of the line is 435.6 MW 217.8 MW 251.5 MW 500 MW TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following correctly represents the sequence of operations of isolator, circiut breaker and earthing switch while opening a circuit? Close circuit breaker-close isolator - open earthing switch Close earthing switch - open ciruit- breaker-open islotor Open circuit breaker-open isolator-close earthing switch Open isolator close circuit breaker-open earthing switch TRUE ANSWER : ? YOUR ANSWER : ?
The motor used in celling fans is Split phase motor Capacitor start capacitor run motor Capacitor start motor Universal motor TRUE ANSWER : ? YOUR ANSWER : ?
If a 5 A fuse is blown frequently in a house lighting circuit, it is required to Reduce the load Insert a fuse of higher voltage rating Check the load Insert a fuse of higher current rating TRUE ANSWER : ? YOUR ANSWER : ?
The corona effect can be minimized by increasing Diameter of the conductor The length of the conductor Both spacing between the conductors and diameter of the conductor Spacing between the conductors TRUE ANSWER : ? YOUR ANSWER : ?
The best location of the power factor correction equipment to be installed in the transmission line is at Any place The receiving end The sending end Middle of the line TRUE ANSWER : ? YOUR ANSWER : ?
Hysteresis in an instrument means The change in the same reading when the input is first increased and then decreased The repeatability of the instrument The inaccuracy due to change in temperature The reliability of the instrument TRUE ANSWER : ? YOUR ANSWER : ?