Electric Circuits The synchronous speed for the seventh space harmonic mmf wave of 8 pole, 50 Hz induction machine will be 5250 rpm in forward direction. 107.14 rpm in reverse direction. 107.14 rpm in forward direction. 5250 rpm in reverse direction. 5250 rpm in forward direction. 107.14 rpm in reverse direction. 107.14 rpm in forward direction. 5250 rpm in reverse direction. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Condition for reciprocity in case of ABCD parameters is AB-CD = 0. AB-CD = 1. AD-BC = 1 . AD-BC = 0. AB-CD = 0. AB-CD = 1. AD-BC = 1 . AD-BC = 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following materials has highest electrical conductivity ? Silver. Copper. Steel. Aluminium. Silver. Copper. Steel. Aluminium. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power 0 Hz. 50 Hz. 150 Hz. 100 Hz. 0 Hz. 50 Hz. 150 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Capacitor does not allow the sudden change of None of these voltage power current None of these voltage power current ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If P is the power of a star connected system then what will be power of an equivalent delta connected system? None of these P/3 3P P None of these P/3 3P P ANSWER DOWNLOAD EXAMIANS APP
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