Current Electricity The substances which have a large number of free electrons and offer a low resistance are called Inductors Insulators Semi-conductors Conductors Inductors Insulators Semi-conductors Conductors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a carbon filament lamp _______ as the applied voltage increases. Remains same Decreases None of the listed here Increases Remains same Decreases None of the listed here Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Specific resistance of a substance is measured in Ω-m m/Ω None of the listed here Ω/m Ω-m m/Ω None of the listed here Ω/m ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.4 ohm 0.6 ohm 0.8 ohm 1.0 ohm 0.4 ohm 0.6 ohm 0.8 ohm 1.0 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A closed switch has a resistance of Zero About 500 ohms Infinity About 50 ohms Zero About 500 ohms Infinity About 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is 55 ohms 15 ohms 5 ohms 10 ohms 55 ohms 15 ohms 5 ohms 10 ohms ANSWER DOWNLOAD EXAMIANS APP
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