The material generally used for armour of high voltage cables is
A) aluminium
B) steel
C) brass
D) copper
Correct Answer:
Verified
Q6: The material commonly used for insulation in
Q7: The loads on distributors systems are generally
A)balanced
B)unbalanced
C)either
Q8: The power factor of industrial loads is
Q9: Overhead lines generally use
A)copper conductors
B)all aluminium conductors
C)A.C.S.R.
Q10: In transmission lines the cross-arms are made
Q12: Transmission line insulators are made of
A)glass
B)porcelain
C)iron
D)P.V.C.
Q13: The material commonly used for sheaths of
Q14: The minimum clearance between the ground and
Q15: The spacing between phase conductors of a
Q16: Large industrial consumers are supplied electrical energy
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