Electric Circuits Condition for a balanced 3 - phase load is that, each phase has the same value of __________________. resistance. impedance. power factor. all of these. resistance. impedance. power factor. all of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA. 900 250 400 130 900 250 400 130 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Specific resistance is measured in ohm - cm. ohm. mho. ohm/cm. ohm - cm. ohm. mho. ohm/cm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is not equivalent to watts? Joules per second. Amperes/volt. Ampere2 – Ohm. Ampere-volts. Joules per second. Amperes/volt. Ampere2 – Ohm. Ampere-volts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has no units? Moment of a magnet Permittivity Magnetic susceptibility Permeability Moment of a magnet Permittivity Magnetic susceptibility Permeability ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least when capacitor is fully charged. when capacitor is almost 25% charged. when capacitor is half charged. initially. when capacitor is fully charged. when capacitor is almost 25% charged. when capacitor is half charged. initially. ANSWER DOWNLOAD EXAMIANS APP
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