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