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