Q75
The ratio of the energy absorbed by the body to total energy falling on it is called
A.
Absorptive power
AnswerB.
Emissive power
C.
Absorptivity
D.
Emissivity
Answer: Option A
Solution
Answer: Option A
Solution:
Absorptive power is a measure of heat absorbed by an object. When heat is incident on the surface an object, a part of it is absorbed and the remaining part is reflected. Usually the absorbed radiation is converted to thermal energy, increasing the object's temperature.