Current Electricity Constantan wire is used for making starndard resistance because it has Negligibly small temperature co-efficient of resistance High specific resistance High melting point Low specific resistance Negligibly small temperature co-efficient of resistance High specific resistance High melting point Low specific resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best material for making connecting wires? Manganin Nichrome Constant Copper Manganin Nichrome Constant Copper ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used To suppress surges For inductive circuits As heating elements As current stabilizers To suppress surges For inductive circuits As heating elements As current stabilizers ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All of the following are equivalent to watt except Amperes/volt (Amperes) ohm Amperes × volts Joules/sec. Amperes/volt (Amperes) ohm Amperes × volts Joules/sec. ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The example of non-ohmic resistance is Carbon resistance Copper wire tungsten wire Aluminium wire Carbon resistance Copper wire tungsten wire Aluminium wire 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 1000 Ω 800 Ω 400 Ω 600 Ω 1000 Ω 800 Ω 400 Ω 600 Ω ANSWER DOWNLOAD EXAMIANS APP
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