Electric Circuits A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest? 1000 Hz. 10 Hz. 1 Hz. 100 Hz. 1000 Hz. 10 Hz. 1 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is 75 V. 100 V. 0 V. 125 V. 75 V. 100 V. 0 V. 125 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Time constant of RL series circuit is 2L/R RC L/R 2RC 2L/R RC L/R 2RC ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If conductance increases as temperature increases it is called as .......... None of these positive co-efficient. both 1 and 2. negative co-efficient. None of these positive co-efficient. both 1 and 2. negative co-efficient. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown in the figure the voltage across the 2 Ω resistor is 2 V. 3 V. 1 V. 4 V. 2 V. 3 V. 1 V. 4 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Open circuit voltage of a fully charged lead acid cell is 2 V. 2.7 V. 2.5 V. 1.9 V. 2 V. 2.7 V. 2.5 V. 1.9 V. ANSWER DOWNLOAD EXAMIANS APP