When a body reflects entire radiation incident on it, then it is known as
A) white body
B) grey body
C) black body
D) transparent body
Correct Answer:
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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
Q20: Which of the following methods of heating
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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