Current Electricity An instrument which detects electric current is known as Galvanometer Voltmeter Rheostat Wattmeter Galvanometer Voltmeter Rheostat Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Which of the following is the best conductor of electricity? Zinc Gold Copper Silver Zinc Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Temperature Cross-sectional area Shape of cross-section Material Temperature Cross-sectional area Shape of cross-section Material 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% 0.3% None of the listed here 0.2% 0.4% 0.3% None of the listed here 0.2% ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of conductor varies inversely as Area of cross-section Temperature Length Resistivity Area of cross-section Temperature Length Resistivity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A copper wire has a resistance of 10 Ω. It is stretched by one-tenth of its original length. Then its resistance will be 9 Ω 12.1 Ω 11 Ω 10 Ω 9 Ω 12.1 Ω 11 Ω 10 Ω ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS