If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes______________?

Related Mcqs:

Internal resistance of ideal voltage source is ?

A. zero B. infinite C. finite D. 100 ohms...

A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is___________?

A. 400 Q B. 600 Q C. 800 Q D. 1000 Q...

In a series circuit with unequal resistances______________?

A. the highest resistance has the most of the current through it B. the lowest resistance has the highest voltage drop C. the lowest resistance has the highest current D. the highest resistance has the highest voltage drop...

If the efficiency of a machine is to be high, what should be low __________?

A. Input power B. Losses C. True component of power D. kWh consumed E. Ratio of output to input...

Voltage dependent resistors are usually made from________________?

A. Charcoal B. Silicon Carbide C. Nichrome D. Graphite...