A certain cable has an insulation of relative permittivity 4. If the insulation is replaced by one of relative permittivity 2, the capacitance of the cable will become_____________?

Related Mcqs:

Low tension cables are generally used up to___________?

A. 200 V B. 500 V C. 700 V D. 1000 V...

The insulating material for a cable should have__________?

A. low cost B. high dielectric strength C. high mechanical strength D. all of the above...

A cable carrying alternating current has__________?

A. hysteresis losses only B. hysteresis and leakage losses only C. hysteresis, leakage and copper losses only D. hysteresis, leakage, copper and friction losses...

The surge resistance of cable is__________?

A. 5 ohms B. 20 ohms C. 50 ohms D. 100 ohms...

If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be______________?

A. 2 cm B. 10 cm C. 50 cm D. 400 cm...