Electric Circuits How many 200W / 220V bulbs connected in series across 220V supply will consume 100W? 1. Not possible. 4. 2. 1. Not possible. 4. 2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 3 – φ delta connected symmetrical load consumes P Watts of power from a balanced supply. If the same load is connected in star to the same supply then what is the power consumption? √3P. 3P. P/3. P. √3P. 3P. P/3. P. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current in a circuit is given by, If the current flows through the 5 Ω resistor, find power dissipated at t = 0? 15 Watts. 10 Watts. 40 Watts. 20 Watts. 15 Watts. 10 Watts. 40 Watts. 20 Watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In delta connected circuit when one resistor is open, then power will be 0. remain unchanged. increased by factor of 3. reduced by the factor of 3. 0. remain unchanged. increased by factor of 3. reduced by the factor of 3. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two battery having unequal emf cannot be connected in parallel. can be connected in series only. cannot be connected in series. both a and d cannot be connected in parallel. can be connected in series only. cannot be connected in series. both a and d ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 100 V, 100 Hz. 50√2 V, 100 Hz. 100√2 V, 100 Hz. 100 V, 50 Hz. 100 V, 100 Hz. 50√2 V, 100 Hz. 100√2 V, 100 Hz. 100 V, 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
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