Electrical Engineering MCQs

3699 MCQs  — Computer Programming MCQs  (Page 364 of 370)

For aluminium, as compared to copper, all the following factors have higher values except:
A. specific volume
B. electrical conductivity
C. co-efficient of linear expansion
D. resistance per unit length for same cross-section
Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical?
A. static condenser
B. synchronous condenser
C. tap changing transformer
D. booster transformer
In a tap changing transformer, the tappings are provided on__________?
A. primary winding
B. secondary winding
C. high voltage winding
D. any of the above
The use of strain type insulators is made where the conductors are__________?
A. dead ended
B. at intermediate anchor towers
C. any of the above
D. none of the above
For which of the following equipment current rating is not necessary?
A. circuit breakers
B. isolators
C. load break switch
D. circuit breakers and load break switches