Multiple Choice
The total emissivity power is .defined as the total amount of radiation emitted by a black body per unit
A) temperature
B) thickness
C) area
D) time
E) area and time.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q5: A grey body is one whose absorptivity<br>A)varies
Q6: The ratio of the energy absorbed by
Q7: Two plates spaced 150 mm apart are
Q8: For a laminar flow of fluid in
Q9: Walls of a cubical oven are of
Q11: 40% of incident radiant energy on the
Q12: In regenerator type heat exchanger, heat transfer
Q13: Absorptivity of a body will be equal
Q14: The thermal radiation emitted by a body
Q15: Depending on the radiating properties, a body