(A) : Convection involves flow of matter with in a fluid due to unequal temperatures of its parts
( R) : A hot bar placed under a running tap loses heat by conduction between the surface of bar and water and not by convection with in water.

Options

A. Both (A) and (R) are true and (R) is the correct explanation of (A)
B. Both (A) and (R) are true and (R) is not the correct explanation of (A)
C. (A) is true but (R) is false
D. Both (A) and (R) are false

Answer

B