Current Electricity The resistance of human body is about 10 ohm 200 ohm 25 ohm 1000 ohm 10 ohm 200 ohm 25 ohm 1000 ohm ANSWER DOWNLOAD EXAMIANS APP
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 Decreases Increases Remains same Heater will burn out Decreases Increases Remains same Heater will burn out ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In case of liquids, ohm's law is There is no relation between current and p. d Fully obeyed Partially obeyed None of the listed here There is no relation between current and p. d Fully obeyed Partially obeyed None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Eureka has _______ temperature co-efficient of resistance. Negative None of the listed here Almost zero Positive Negative None of the listed here Almost zero Positive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Semiconductors have _______temperature co-efficient of resistance. Positive Negative None of the listed here Zero Positive Negative None of the listed here Zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity What voltage drop will be there across a 1 kW electric heater whose resistance when hot is 40 Ω? 50 V 150 V 200 V 100 V 50 V 150 V 200 V 100 V ANSWER DOWNLOAD EXAMIANS APP
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