Which of the following methods of heating is not dependent on the frequency of supply?
A) induction heating
B) dielectric heating
C) electric resistance heating
D) all of the above
Correct Answer:
Verified
Q15: The coreless induction furnace uses high-frequency electric
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
Q21: When a body reflects entire radiation incident
Q22: For the transmission of heat from one
Q23: A perfect black body is one that
A)transmits
Q24: Heat is transferred simultaneously by condition, convection
Q25: The process of heat transfer during the
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