Electric Circuits In direct arc furnace which of following is of high value? All of above. Current. Power factor. Voltage. All of above. Current. Power factor. Voltage. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The power dissipation in each bulb is not same. The voltage across each bulb is not same. The current through each bulb is same. None of these The power dissipation in each bulb is not same. The voltage across each bulb is not same. The current through each bulb is same. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram 1 mA. 2 mA. 6 mA. 0 mA. 1 mA. 2 mA. 6 mA. 0 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current leads the emf by - 90o. lags the emf by 90o. is in phase with emf. leads the emf by 90o. leads the emf by - 90o. lags the emf by 90o. is in phase with emf. leads the emf by 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits While comparing magnetic field and electric circuits, the point of dissimilarity exists while considering mmf and emf. flux and current flow. permeance and conductance. reluctance and resistance. mmf and emf. flux and current flow. permeance and conductance. reluctance and resistance. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Open circuit voltage of a fully charged lead acid cell is 2 V. 2.7 V. 1.9 V. 2.5 V. 2 V. 2.7 V. 1.9 V. 2.5 V. ANSWER DOWNLOAD EXAMIANS APP