Current Electricity Conductance is reciprocal of Resistance Inductance Reluctance Capacitance Resistance Inductance Reluctance Capacitance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In a lamp load when more than one lamp are switched on the total resistance of the load None of these Remains same Decreases Increases None of these Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Constantan wire is used for making starndard resistance because it has High melting point Low specific resistance High specific resistance Negligibly small temperature co-efficient of resistance High melting point Low specific resistance High specific resistance Negligibly small temperature co-efficient of resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following material has nearly zero temperature co-efficient of resistance? Copper Porcelain Carbon Manganin Copper Porcelain Carbon Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 5 : 2 25 : 4 2 : 5 4 : 25 5 : 2 25 : 4 2 : 5 4 : 25 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of two wires is 25 Ω when connected in series and 6 Ω when joined in parallel. The resistance of each wire is 5 Ω, 10 Ω 10 Ω, 15 Ω 20 Ω, 30 Ω 10 Ω, 20 Ω 5 Ω, 10 Ω 10 Ω, 15 Ω 20 Ω, 30 Ω 10 Ω, 20 Ω ANSWER DOWNLOAD EXAMIANS APP
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