The coreless induction furnace uses high-frequency electric supply in order to obtain high
A) flux density
B) eddy-current loss
C) primary resistance
D) power factor.
Correct Answer:
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Q14: Which of the following furnace suffers from
Q16: Spot welding is used for
A)thin metal sheets
B)rough
Q17: Which of the following is an advantages
Q18: ...... has the highest value of thermal
Q19: ...... method has leading power factor
A)resistance heating
B)dielectric
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