Current Electricity All of the following are equivalent to watt except (Amperes) ohm Amperes × volts Joules/sec. Amperes/volt (Amperes) ohm Amperes × volts Joules/sec. Amperes/volt ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A copper wire is stretched so that its length is increased by 0.1 % . The change in its resistance is None of the listed here 0.4% 0.3% 0.2% None of the listed here 0.4% 0.3% 0.2% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The thickness of insulation provided on the conductor depends on Both magnitude of voltage and current The magnitude of voltage on the conductor None of the listed here The magnitude of current flowing through it Both magnitude of voltage and current The magnitude of voltage on the conductor None of the listed here The magnitude of current flowing through it ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The electrical energy required to heat a bucket of water to a certain temperature is 4 kWh. If the heat losses are 20 percent, the energy input is 5 kWh 6 kWh 3.2 kWh 2 kWh 5 kWh 6 kWh 3.2 kWh 2 kWh ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All good conductors have high Reluctance Conductance Resistance Thermal conductivity Reluctance Conductance Resistance Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Semiconductors have _______temperature co-efficient of resistance. None of the listed here Positive Zero Negative None of the listed here Positive Zero Negative ANSWER DOWNLOAD EXAMIANS APP
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