Current Electricity Sparking occurs when a load is switched off because the circuit has high Inductance Capacitance Impedance Resistance Inductance Capacitance Impedance Resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Ohm's law is not applicable to High voltage circuits Carbon resistors Circuits with low current densities Vaccum tubes High voltage circuits Carbon resistors Circuits with low current densities Vaccum tubes 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 0.4% 0.2% None of the listed here 0.3% 0.4% 0.2% None of the listed here 0.3% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity One Newton meter is same as One joule Five joules One watt One joule second One joule Five joules One watt One joule second ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of two wires is 25 Ω when connected in series and 6 Ω when joined in parallel. The resistance of each wire is 5 Ω, 10 Ω 10 Ω, 20 Ω 10 Ω, 15 Ω 20 Ω, 30 Ω 5 Ω, 10 Ω 10 Ω, 20 Ω 10 Ω, 15 Ω 20 Ω, 30 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Eureka has _______ temperature co-efficient of resistance. Negative Almost zero Positive None of the listed here Negative Almost zero Positive None of the listed here ANSWER DOWNLOAD EXAMIANS APP