Current Electricity A closed switch has a resistance of Zero Infinity About 500 ohms About 50 ohms Zero Infinity About 500 ohms About 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually A conductor A semiconductor An insulator None of the listed here A conductor A semiconductor An insulator None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used As heating elements For inductive circuits To suppress surges As current stabilizers As heating elements For inductive circuits To suppress surges As current stabilizers 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 200 V 100 V 150 V 50 V 200 V 100 V 150 V ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best material for making connecting wires? Nichrome Constant Manganin Copper Nichrome Constant Manganin Copper ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 400 Ω 600 Ω 1000 Ω 800 Ω 400 Ω 600 Ω 1000 Ω 800 Ω ANSWER DOWNLOAD EXAMIANS APP
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