Current Electricity The specific resistance of a metallic conductor ______ with rise in temperature. Remains unchanged Decreases None of the listed here Increases Remains unchanged Decreases None of the listed here Increases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 800 Ω 600 Ω 400 Ω 1000 Ω 800 Ω 600 Ω 400 Ω 1000 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of human body is about 1000 ohm 25 ohm 200 ohm 10 ohm 1000 ohm 25 ohm 200 ohm 10 ohm ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The filament of electrical bulb is made of Nickel Tungsten Steel Aluminium Nickel Tungsten Steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best material for making connecting wires? Nichrome Constant Copper Manganin Nichrome Constant Copper Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is 6.4 A, 9.6 A 4.6 A, 9.6 A 6.4 A, 6.9 A 4.6 A, 6.9 A 6.4 A, 9.6 A 4.6 A, 9.6 A 6.4 A, 6.9 A 4.6 A, 6.9 A ANSWER DOWNLOAD EXAMIANS APP