Current Electricity Eureka has _______ temperature co-efficient of resistance. Positive Negative Almost zero None of the listed here Positive Negative Almost zero None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Insulators have _______ temperature co-efficient of resistance. Negative Zero Positive None of the listed here Negative Zero Positive None of the listed here 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 Shape of cross-section Temperature Material Cross-sectional area Shape of cross-section Temperature Material Cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current is a Number only Vector quantity Scalar quantity Sometimes scalar and sometimes vector Number only Vector quantity Scalar quantity Sometimes scalar and sometimes vector ANSWER DOWNLOAD EXAMIANS APP