Current Electricity A closed switch has a resistance of Infinity About 50 ohms Zero About 500 ohms Infinity About 50 ohms Zero About 500 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Nichrome wire is an alloy of Copper and silver Nickel and chromium Chromium and vanadium Lead and zinc Copper and silver Nickel and chromium Chromium and vanadium Lead and zinc ANSWER DOWNLOAD EXAMIANS APP
Current Electricity E. M. F. In a circuit Increases circuit resistance None of the listed here Maintains potential difference Decrease circuit resistance Increases circuit resistance None of the listed here Maintains potential difference Decrease circuit resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open The other two bulbs will light All three bulbs will light There will be heavy current in the main line Rest of the two bulbs will not light The other two bulbs will light All three bulbs will light There will be heavy current in the main line Rest of the two bulbs will not light 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 20 Ω, 30 Ω 10 Ω, 20 Ω 10 Ω, 15 Ω 5 Ω, 10 Ω 20 Ω, 30 Ω 10 Ω, 20 Ω 10 Ω, 15 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 25 : 4 2 : 5 5 : 2 4 : 25 25 : 4 2 : 5 5 : 2 4 : 25 ANSWER DOWNLOAD EXAMIANS APP
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