Current Electricity Which of the following material has nearly zero temperature co-efficient of resistance? Copper Porcelain Carbon Manganin Copper Porcelain Carbon Manganin ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Insulators have _______ temperature co-efficient of resistance. Negative None of the listed here Zero Positive Negative None of the listed here Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Out of the following which is not a poor conductor? Copper Tungsten Carbon Cast iron Copper Tungsten Carbon Cast iron ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A field of force can exist only between Two atoms Two molecules Two ions Two metal particles Two atoms Two molecules Two ions Two metal particles ANSWER DOWNLOAD EXAMIANS APP
Current Electricity No current flow between two charged bodies if they have same Potential Charge None of the listed here Capacity Potential Charge None of the listed here Capacity ANSWER DOWNLOAD EXAMIANS APP
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
EXAMIANS