The surge resistance of cable is

Related MCQs

• 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
• If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be
• In a D.C. generator the critical resistance refers to the resistance of
• The critical resistance of the D.C. generator is the resistance of
• Two D.C. shunt generators, each with armature resistance of 0.02 ohm and field resistance of 50 ohm run in parallel and supply a total current of 1000 amperes to the load circuit. If their e.m.fs. are 270 V and 265 V, their bus bar voltage will be
• The insulating material for a cable should have
• Which of the following protects a cable against mechanical injury ?
• The bedding on a cable consists of
• In a cable immediately above metallic sheath _____ is provided.
• In case of three core flexible cable the colour of the neutral is