Q. In heat transfer, which method is based on gravitation
A) Natural convection
B) Conduction
C) Radiation
D) Stirring of liquids
Explanation
(a) Natural convection arises due to difference of density at two places and is a consequence of gravity
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.