Current Electricity A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will Increases Heater will burn out Decreases Remains same Increases Heater will burn out Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other? 36 Q 18 Q 48 Q 64 Q 36 Q 18 Q 48 Q 64 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The maximum current rating for a 10 kΩ, 0.5 W resistor is 14.14 mA 7.07 mA 0.707 mA 28.28 mA 14.14 mA 7.07 mA 0.707 mA 28.28 mA ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? True component of power kWh consumed Input power Losses True component of power kWh consumed Input power Losses ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of 220 V, 100 W lamp will be 48.4 Q 484 ft 4840 Q 4.84 Q 48.4 Q 484 ft 4840 Q 4.84 Q ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to Small resistors Semi-conductors Dc circuits High currents Small resistors Semi-conductors Dc circuits High currents ANSWER DOWNLOAD EXAMIANS APP
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