Question

A body A of mass 0.5 kg and specific heat 0.85 is at a temperature of 60⁰C. Another body B of mass 0.3 kg and specific heat 0.9 is at a temperature of 90⁰C. When they are connected to a conducting rod, heat will flow from –

• A. A to B
• B. B to A
• C. Heat can't flow
• D. First from A to B, then B to A

Answer 1

Answer: (B)

B to A

Answer 2

Heat flows from a body at higher temperature to a body at tower temperature. So heat will flow from B to A.