Current Electricity For testing appliances, the wattage of test lamp should be Low Any value Very low High Low Any value Very low High ANSWER DOWNLOAD EXAMIANS APP
Current Electricity One Newton meter is same as One watt One joule One joule second Five joules One watt One joule One joule second Five joules ANSWER DOWNLOAD EXAMIANS APP
Current Electricity With rise in temperature the resistance of pure metals First increases and then decreases Decreases Remains constant Increases First increases and then decreases Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A closed switch has a resistance of About 500 ohms Infinity Zero About 50 ohms About 500 ohms Infinity Zero About 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The thickness of insulation provided on the conductor depends on The magnitude of current flowing through it None of the listed here Both magnitude of voltage and current The magnitude of voltage on the conductor The magnitude of current flowing through it None of the listed here Both magnitude of voltage and current The magnitude of voltage on the conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot resistance of the bulb's filament is higher than its cold resistance because the temperature coefficient of the filament is Positive Zero About 2 ohms per degree Negative Positive Zero About 2 ohms per degree Negative ANSWER DOWNLOAD EXAMIANS APP
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