Transmitted power remaining the same, if supply voltage of a D.C. 2-wire feeder is increased 100 percent, saving in copper is
A. 25 percent
B. 50 percent
C. 75 percent
D. 100 percent
Answer: Option B
This Question Belongs to Electrical Engineering >> Transmission And Distribution
Join The Discussion
Comments ( 1 )
By which of the following a bus-bar is rated?
A. Current only
B. Current and voltage
C. Current, voltage and frequency
D. Current, voltage, frequency and short time current
A. Static condenser
B. Synchronous condenser
C. Tap changing transformer
D. Booster transformer
The frequency of voltage generated, in case of generators, can be increased by
A. Using reactors
B. Increasing the load
C. Adjusting the governor
D. Reducing the terminal voltage
In aluminium conductors, steel core is provided to
A. Compensate for skin effect
B. Neutralise proximity effect
C. Reduce line inductance
D. Increase the tensile strength
How it was 50%