By the use of which of the following, high frequency power supply for induction furnaces can be obtained?
A. Coreless transformers
B. Current transformers
C. Motor-generator set
D. Multiphase transformer
Answer: Option C
This Question Belongs to Electrical Engineering >> Heating And Welding
Join The Discussion
Comments ( 1 )
Related Questions on Heating and Welding
A. To avoid initial rush of current
B. To avoid change in kW rating with temperature
C. Both (A) and (B)
D. Either (A) or (B)
The material of the heating element for a furnace should have
A. Lower melting point
B. Higher temperature coefficient
C. High specific resistance
D. All of the above
In induction heating __________ is abnormally high.
A. Phase angle
B. Frequency
C. Current
D. Voltage
How it is please explain