Current Electricity Conductance is reciprocal of Resistance Inductance Capacitance Reluctance Resistance Inductance Capacitance Reluctance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is 400 Ω 600 Ω 1000 Ω 800 Ω 400 Ω 600 Ω 1000 Ω 800 Ω ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? Input power kWh consumed True component of power Losses Input power kWh consumed True component of power Losses ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current. Capacitor Resistor Reactor Inductor Capacitor Resistor Reactor Inductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Electric current is a Sometimes scalar and sometimes vector Scalar quantity Number only Vector quantity Sometimes scalar and sometimes vector Scalar quantity Number only Vector quantity ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Current velocity through a copper conductor is nearly 3 x 108 m/s the same as propagation velocity of electric energy independent of current strength of the order of a few ^.s/m nearly 3 x 108 m/s the same as propagation velocity of electric energy independent of current strength of the order of a few ^.s/m ANSWER DOWNLOAD EXAMIANS APP
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