Electric Circuits In a 3 - φ delta connection, two-wattmeter method is used to measure the power; if the two watt meters read 28.13 kW and 13.31 kW, the power factor of connection will be 0.6. 0.85. 0.9. 0.4. 0.6. 0.85. 0.9. 0.4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Coating generally recommended for hard surfacing is lead plating. chromium plating. None of these copper plating. lead plating. chromium plating. None of these copper plating. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Mesh analysis is prefered when loops are------nodes any of the above greater than less than equals to any of the above greater than less than equals to ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following materials has highest electrical conductivity ? Copper. Aluminium. Silver. Steel. Copper. Aluminium. Silver. Steel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 1.56. 0.020. 3.12. 6.24. 1.56. 0.020. 3.12. 6.24. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is 125 V. 0 V. 100 V. 75 V. 125 V. 0 V. 100 V. 75 V. ANSWER DOWNLOAD EXAMIANS APP
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