Current Electricity An instrument which detects electric current is known as Rheostat Galvanometer Wattmeter Voltmeter Rheostat Galvanometer Wattmeter Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is independent of current strength the same as propagation velocity of electric energy of the order of a few ^.s/m nearly 3 x 108 m/s independent of current strength the same as propagation velocity of electric energy of the order of a few ^.s/m nearly 3 x 108 m/s 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 10 Ω, 20 Ω 5 Ω, 10 Ω 20 Ω, 30 Ω 10 Ω, 15 Ω 10 Ω, 20 Ω 5 Ω, 10 Ω 20 Ω, 30 Ω 10 Ω, 15 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A wire having very high value of conductance is said to be Moderately good conductor Insulator Very good conductor None of the listed here Moderately good conductor Insulator Very good conductor None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity For testing appliances, the wattage of test lamp should be Low Very low High Any value Low Very low High Any value ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current. Resistor Inductor Reactor Capacitor Resistor Inductor Reactor Capacitor ANSWER DOWNLOAD EXAMIANS APP
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