Current Electricity Resistance of a tungsten lamp _____ as applied voltage increases. Remains same None of the listed here Increases Decreases Remains same None of the listed here Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Current Electricity All of the following are equivalent to watt except (Amperes) ohm Amperes × volts Amperes/volt Joules/sec. (Amperes) ohm Amperes × volts Amperes/volt Joules/sec. ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? Input power Losses True component of power kWh consumed Input power Losses True component of power kWh consumed ANSWER DOWNLOAD EXAMIANS APP
Current Electricity An electric filament bulb can be worked from AC supply only Battery supply only All of the listed here DC supply only AC supply only Battery supply only All of the listed here DC supply only ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Insulators have _______ temperature co-efficient of resistance. None of the listed here Zero Negative Positive None of the listed here Zero Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Conductance is reciprocal of Reluctance Resistance Capacitance Inductance Reluctance Resistance Capacitance Inductance ANSWER DOWNLOAD EXAMIANS APP
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