The magnitude of the generator earth-fault current is limited by inserting suitable resistance in neutral grounding circuit inserting the stabilizing resistance in series with the relay controlling field exciter using higher rating CTs TRUE ANSWER : ? YOUR ANSWER : ?
In a single phase energy meter, the shunt electromagnet is energized by a ____of ____ current coil, thick wire of few turns pressure coil, thick wire of few turns current coil, thin wire of more turns pressure coil, thin wire of more turns TRUE ANSWER : ? YOUR ANSWER : ?
A THHN conductor will have a 60˚C termination on one end and a 75˚C termination on the other, which ampacity column will be used? None of these 60˚C column 75˚C column 90˚C column TRUE ANSWER : ? YOUR ANSWER : ?
Find the word which is correctly spelt from the given options. Oscillate Socialy Abolishid seriuous TRUE ANSWER : ? YOUR ANSWER : ?
In a synchronous motor with field under excited, the power factor will be leading zero lagging unity TRUE ANSWER : ? YOUR ANSWER : ?
Consider a solar PV plant with the following specific conditions: Analysis period: 1 year<br/>Measured average solar irradiation intensity in 1 year: 120 kWh/m²<br/>Generator area of the PV plant: 10 m²<br/>Efficiency factor of the PV modules: 15%<br/>Electrical energy actually exported by plant to grid: 110 kWh<br> Calculate the performance ratio. 0.8111 0.7111 0.5111 0.6111 TRUE ANSWER : ? YOUR ANSWER : ?
In transformer, a Sweep Frequency Response Analysis (SFRA) test will help detect ____ Movement / damage to internal components Moisture in the windings Age of the insulation Aging by-products TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is linux operating system? HP-UX IBM-AIX Fedora MacOS TRUE ANSWER : ? YOUR ANSWER : ?
A 3-phase motor load has a p.f. of 0.397 lagging. The two wattmeter method used to measure power show the input as 30 kW. Find the reading on each wattmeter. W1 = -10 kW and W2 = 40 kW W1 = 5 kW and W2 = 25 kW W1 = -5 kW and W2 = 35 kW W1 = 10 kW and W2 = 20 kW TRUE ANSWER : ? YOUR ANSWER : ?
A MOSFET rated for 15 A, carries a periodic current as shown in figure. The ON state resistance of the MOSFET is 0.15 Ω. The average ON state loss in the MOSFET is 33.8 W 3.8 W 7.5 W 15 W TRUE ANSWER : ? YOUR ANSWER : ?