Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is 55 ohms 10 ohms 15 ohms 5 ohms TRUE ANSWER : ? YOUR ANSWER : ?
The filament of electrical bulb is made of Steel Tungsten Nickel Aluminium TRUE ANSWER : ? YOUR ANSWER : ?
A wire having very high value of conductance is said to be Moderately good conductor Insulator None of the listed here Very good conductor TRUE ANSWER : ? YOUR ANSWER : ?
All good conductors have high Thermal conductivity Resistance Conductance Reluctance TRUE ANSWER : ? YOUR ANSWER : ?
Whether circuit may be AC. or D.C. one, following is most effective in reducing the magnitude of the current. Capacitor Inductor Resistor Reactor TRUE ANSWER : ? YOUR ANSWER : ?
The rating of a fuse wire is always expressed in kWh Amperes Ampere-hours Ampere-volts TRUE ANSWER : ? YOUR ANSWER : ?
A 3 Q resistor having 2 A current will dissipate the power of 2 watts 8 watts 6 watts 4 watts TRUE ANSWER : ? YOUR ANSWER : ?
The substances which have a large number of free electrons and offer a low resistance are called Insulators Semi-conductors Inductors Conductors TRUE ANSWER : ? YOUR ANSWER : ?