A copper ball (specific heat = 0.1 CGS units) weighing 100 gm is heated in furnace until it attains temperature of the fumace. It is then dropped in to 2Kg oil (specific heat = 0.8 CGS units) at 35^(0)C. The temperature of the oil raises by 5^(0)C. Then find temperature of the furnace.

A copper ball (specific heat = 0.1 CGS units) weighing 100 gm is heate

1.	A copper ball (specific heat = 0.1 CGS units) weighing 100 gm is heated in furnace until it attains temperature of the fumace. It is then dropped in to 2Kg oil (specific heat = 0.8 CGS units) at 35^(0)C. The temperature of the oil raises by 5^(0)C. Then find temperature of the furnace.
Answer» ANSWER :`840^(0)C`