Current Electricity A wire having very high value of conductance is said to be Moderately good conductor None of the listed here Insulator Very good conductor Moderately good conductor None of the listed here Insulator Very good conductor ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as 2 : 5 5 : 2 25 : 4 4 : 25 2 : 5 5 : 2 25 : 4 4 : 25 ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Resistance of a material always decreases if None of these Temperature of material is increased Temperature of material is decreased Number of free electrons available becomes more None of these Temperature of material is increased Temperature of material is decreased Number of free electrons available becomes more ANSWER DOWNLOAD EXAMIANS APP
Current Electricity If the efficiency of a machine is to be high, what should be low? Losses True component of power Input power kWh consumed Losses True component of power Input power kWh consumed ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A 3 Q resistor having 2 A current will dissipate the power of 4 watts 8 watts 2 watts 6 watts 4 watts 8 watts 2 watts 6 watts ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The resistance of human body is about 200 ohm 10 ohm 1000 ohm 25 ohm 200 ohm 10 ohm 1000 ohm 25 ohm ANSWER DOWNLOAD EXAMIANS APP
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