Current Electricity The resistance of a straight conductor is independent of Material Cross-sectional area Temperature Shape of cross-section Material Cross-sectional area Temperature Shape of cross-section ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Semiconductors 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 When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will Remain constant Increase None of these Decrease Remain constant Increase None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the number of valence electrons of an atoms is less than 4,the substance is usually None of the listed here An insulator A semiconductor A conductor None of the listed here An insulator A semiconductor A conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductivity is the reciprocal of Resistivity Resistance Current density None of the listed here Resistivity Resistance Current density None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Current Electricity It becomes more difficult to remove Third electron from the orbit Second electron from the orbit First electron from the orbit Any electron from the orbit Third electron from the orbit Second electron from the orbit First electron from the orbit Any electron from the orbit ANSWER DOWNLOAD EXAMIANS APP
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