Electric Circuits If two point charges are denoted by + Q and - Q and distance between this charges is d, then the dipole moment P equal to Q / d2. Q2 / d. Q × d. Q2 × d. Q / d2. Q2 / d. Q × d. Q2 × d. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is 10. 0.85. 1. 0.4. 10. 0.85. 1. 0.4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Given network is having N nodes and B branches, then number of twigs are N. B - N + 1. N - 1. B - N - 1. N. B - N + 1. N - 1. B - N - 1. 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
Electric Circuits For the circuit given in the figure the power delivered by the 2 V source is given by 2 W. 4 W. - 2 W. - 4 W. 2 W. 4 W. - 2 W. - 4 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be 8R Ω R Ω 4R Ω 2R Ω 8R Ω R Ω 4R Ω 2R Ω ANSWER DOWNLOAD EXAMIANS APP
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