One Kg of natural uranium gives energy equivalent to about 10500 Kg of coal. 100 Kg of coal. 1000 Kg of coal. 5000 Kg of coal. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following grounding is not practically preferred for protection of equipments? isolated grounding resistance grounding All of these reactance grounding TRUE ANSWER : ? YOUR ANSWER : ?
A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity? 500 MW 1250 MW 750 MW 250 MW TRUE ANSWER : ? YOUR ANSWER : ?
Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 86%% 90% 75% 50% TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not a secondary nuclear fuel None of above. U233. Pu239. U235. TRUE ANSWER : ? YOUR ANSWER : ?
If skin depth is more, then skin effect is None of these either 1 or 2 less more TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statements is true? Corona loss increases with increase in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and decrease in supply frequency decrease in conductor size and increase in supply frequency TRUE ANSWER : ? YOUR ANSWER : ?
The power output from an hydroelectric plants depend on discharge, system efficiency. type of dam, head, system efficiency. type of dam, type of catchment area and discharge. type of turbine, type of dam and type of catchment area. TRUE ANSWER : ? YOUR ANSWER : ?
A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 2 H 2 mH 15.9 mH 15.9 H TRUE ANSWER : ? YOUR ANSWER : ?
In which of the following configuration power transferability is higher? triangular configuration None of these same in both configuration horizontal configuration TRUE ANSWER : ? YOUR ANSWER : ?