Current Electricity Eureka has _______ temperature co-efficient of resistance. None of the listed here Negative Positive Almost zero None of the listed here Negative Positive Almost zero ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Insulators have _______ temperature co-efficient of resistance. Positive Zero None of the listed here Negative Positive Zero None of the listed here Negative ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The specific resistance of a metallic conductor ______ with rise in temperature. Increases Remains unchanged Decreases None of the listed here Increases Remains unchanged Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of a straight conductor is independent of Material Cross-sectional area Shape of cross-section Temperature Material Cross-sectional area Shape of cross-section Temperature ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current is a Vector quantity Sometimes scalar and sometimes vector Number only Scalar quantity Vector quantity Sometimes scalar and sometimes vector Number only Scalar quantity ANSWER DOWNLOAD EXAMIANS APP