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Mechanical Engineering · Q108

Heat And Mass Transfer

Engineering and GATE · Mechanical Engineering · question 108

Q108

The heat of sun reaches to us according to

A.
Conduction
B.
Convection
C.
Radiation
Answer
D.
None of these

Answer: Option C

Solution

Answer: Option C
Solution:
The sun heats the earth through radiation. Since there is no medium in space, radiation is the primary way that heat travels in space.