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. mixed. in either series or parallel. as in series. in parallel. mixed. in either series or parallel. as in series. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation? 5 W. 10 W. 64 W. 1 W. 5 W. 10 W. 64 W. 1 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Zinc cadmium and lead coating is generally provided for corrosion. electrical contacts. decoration. all of above. corrosion. electrical contacts. decoration. all of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 35 V source is connected to a series circuit of 600 Ω and R as shown. If a voltmeter of internal resistance 1.2 kΩ is connected across 600 Ω resistor, it reads 5 V. The value of R is 3.6 k Ω. 1.2 k Ω. 7.2 k Ω. 2.4 k Ω. 3.6 k Ω. 1.2 k Ω. 7.2 k Ω. 2.4 k Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a lead acid cell PbSO4 formed during discharging only. both during charging as well as discharging. charging only. neither during charging nor discharging. discharging only. both during charging as well as discharging. charging only. neither during charging nor discharging. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 40 Ω. 4 Ω. 400 Ω. 800 Ω. 40 Ω. 4 Ω. 400 Ω. 800 Ω. ANSWER DOWNLOAD EXAMIANS APP