Electric Circuits Electric field intensity ( E ) at any point in an electric field is equal to ( potential gradient )1/3. potential gradient. ( potential gradient )1/2. ( potential gradient )2. ( potential gradient )1/3. potential gradient. ( potential gradient )1/2. ( potential gradient )2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of power. frequency. time. reactive power. power. frequency. time. reactive power. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitance of a parallel plate capacitor can be varied by All of these changing the overlapping area of the plates only. changing the distance between the plates only. changing the dielectric medium only. All of these changing the overlapping area of the plates only. changing the distance between the plates only. changing the dielectric medium only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal heating of a capacitor is usually attributed to leakage resistance. dielectric charge. electron movement. plate vibration. leakage resistance. dielectric charge. electron movement. plate vibration. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which material has extremely large resistance? None of these Semiconductor Conductor Insulator None of these Semiconductor Conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is 14.14A. 17.3A . 22.4A. 30A. 14.14A. 17.3A . 22.4A. 30A. ANSWER DOWNLOAD EXAMIANS APP
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