engineering recuitment BHEL Engineer Trainee Mock Test 2025 Power Systems Transmission and Distribution
Which of the following is NOT a valid advantage of a AC transmission system over a DC transmission system?
1
Power can be generated at high voltages.
2
Voltages can be stepped up or stepped down with ease and efficiency.
3
Copper requirement is lesser than the DC line.
4
Maintenance of AC substation is easy and cheaper.