Current Electricity For testing appliances, the wattage of test lamp should be Any value High Very low Low Any value High Very low Low ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? Losses Input power kWh consumed True component of power Losses Input power kWh consumed True component of power ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductivity is the reciprocal of Resistivity None of the listed here Current density Resistance Resistivity None of the listed here Current density Resistance ANSWER DOWNLOAD EXAMIANS APP
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 0.5 1 1.5 0.6 0.5 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An open resistor, when checked with an ohmmeter reads Low but not zero Zero Infinite High but within tolerance Low but not zero Zero Infinite High but within tolerance 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 Increase Decrease None of these Remain constant Increase Decrease None of these Remain constant ANSWER DOWNLOAD EXAMIANS APP
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