Current Electricity The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is 0.6 1.5 1 0.5 0.6 1.5 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Constantan wire is used for making starndard resistance because it has Low specific resistance Negligibly small temperature co-efficient of resistance High melting point High specific resistance Low specific resistance Negligibly small temperature co-efficient of resistance High melting point High specific resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity In case of liquids, ohm's law is None of the listed here There is no relation between current and p. d Fully obeyed Partially obeyed None of the listed here There is no relation between current and p. d Fully obeyed Partially obeyed ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Voltage dependent resistors are used As current stabilizers To suppress surges As heating elements For inductive circuits As current stabilizers To suppress surges As heating elements For inductive circuits ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electrical current is due to the flow of Neutral particles only Both positive and negative charges Positive charges only Negative charges only Neutral particles only Both positive and negative charges Positive charges only Negative charges only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of 220 V, 100 W lamp will be 4840 Q 484 ft 4.84 Q 48.4 Q 4840 Q 484 ft 4.84 Q 48.4 Q ANSWER DOWNLOAD EXAMIANS APP
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