Computer Programming MCQs

5739 MCQs  (Page 142 of 574)

In the cables, the location of fault is usually found out by comparing____________?
A. The resistance of the conductor
B. The inductance of conductors
C. The capacitances of insulated conductors
D. All above parameters
PVC stands for____________?
A. Polyvinyl chloride
B. Post varnish conductor
C. Pressed and varnished cloth
D. Positive voltage conductor
Conduit pipes are normally used to protect _______ cables
A. Unsheathed cables
B. Armoured
C. Pvc sheathed cables
D. All of the above
The material for armouring on cable is usually__________?
A. Steel tape
B. Galvanised steel wire
C. Any of the above
D. None of the above
The relative permittivity of rubber is____________?
A. Between 2 and 3
B. Between 5 and 6
C. Between 8 and 10
D. Between 12 and 14