Current Electricity Which of the following is the best material for making connecting wires? Constant Nichrome Copper Manganin Constant Nichrome Copper Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The hot wire of electric bulb's filament is higher than its cold resistance because the temperature co-efficient of filament is Positive Zero Negative None of the listed here Positive Zero Negative None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Temperature coefficient of resistance is expressed in terms of ohms/°C ohms/ohm°C mhos/°C mhos/ohm°C ohms/°C ohms/ohm°C mhos/°C mhos/ohm°C ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All of the following are equivalent to watt except Amperes/volt Amperes × volts (Amperes) ohm Joules/sec. Amperes/volt Amperes × volts (Amperes) ohm Joules/sec. ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Very low Any value Low High Very low Any value Low High ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two resistances Rl and Ri are connected in series across the voltage source where Rl > Ri. The largest drop will be across Either Rl or Ri None of them Ri Rl Either Rl or Ri None of them Ri Rl ANSWER DOWNLOAD EXAMIANS APP
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