Current Electricity Nichrome wire is an alloy of Lead and zinc Copper and silver Chromium and vanadium Nickel and chromium Lead and zinc Copper and silver Chromium and vanadium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The insulation on a current carrying conductor is provided Both of the listed here To prevent leakage of current To prevent shock None of above factors Both of the listed here To prevent leakage of current To prevent shock None of above factors ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The flow of current in solids is due to Electrons Electrons and ions Atoms Nucleus Electrons Electrons and ions Atoms Nucleus ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Semiconductors have _______temperature co-efficient of resistance. Positive None of the listed here Zero Negative Positive None of the listed here Zero Negative 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 2 : 5 4 : 25 25 : 4 5 : 2 2 : 5 4 : 25 25 : 4 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A closed switch has a resistance of Zero Infinity About 50 ohms About 500 ohms Zero Infinity About 50 ohms About 500 ohms ANSWER DOWNLOAD EXAMIANS APP