Electric Circuits The value of supply voltage for 400 W, 4 Ω load is 40 V. 200 V. 400 V. 20 V. 40 V. 200 V. 400 V. 20 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring losses. losses and input. output and input. losses and output. losses. losses and input. output and input. losses and output. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the followings is the expression for energy stored in a capacitor? Cv. C / v. (1 / 2) Cv2. C dv / dt. Cv. C / v. (1 / 2) Cv2. C dv / dt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If Vout = 1 V for 1 kHz input then what would be Vout for 10 kHz for same input ? None of these. 1 V. 0.01 V. 0.1 V . None of these. 1 V. 0.01 V. 0.1 V . ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells in parallel. in either series or parallel. as in series. mixed. in parallel. in either series or parallel. as in series. mixed. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitive circuit, the capacitive reactance is indirectly proportional to the square of frequency directly proportional to the square of frequency indirectly proportional to frequency directly proportional to frequency indirectly proportional to the square of frequency directly proportional to the square of frequency indirectly proportional to frequency directly proportional to frequency ANSWER DOWNLOAD EXAMIANS APP