Current Electricity The resistance of a conductor varies inversely as Temperature Resistivity Are of cross-section Length Temperature Resistivity Are of cross-section Length ANSWER DOWNLOAD EXAMIANS APP
Current Electricity With rise in temperature the resistance of pure metals Decreases First increases and then decreases Increases Remains constant Decreases First increases and then decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An instrument which detects electric current is known as Galvanometer Wattmeter Voltmeter Rheostat Galvanometer Wattmeter Voltmeter Rheostat 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 20 Ω, 30 Ω 10 Ω, 20 Ω 5 Ω, 10 Ω 10 Ω, 15 Ω 20 Ω, 30 Ω 10 Ω, 20 Ω 5 Ω, 10 Ω 10 Ω, 15 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is 10 ohms 5 ohms 55 ohms 15 ohms 10 ohms 5 ohms 55 ohms 15 ohms ANSWER DOWNLOAD EXAMIANS APP
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