Two rods of equal length are heated at one
end. Rod P is made up of iron and rod Q
is made up of wood. After sometimes, the
far end of rod P becomes hot, while the far
end of rod Q remains cool. Which option
correctly explains this observation?
A Convection is faster in iron than in
wood.
B Radiation is stronger in iron.
C Iron is a good conductor of heat, while
wood is a poor conductor.
D Wood absorbs less heat from the
flame.