SAT2物理习题ThermalPhysics.doc

　　SAT2物理习题 Thermal Physics 　　以下是小编为大家整理的SAT2物理习题 Thermal Physics，一定会大家sat备考有帮助的，赶快下载吧。 　　SAT2物理习题 Thermal Physics 　　1. How much heat is required to raise the temperature of a 0.04 kg stainless steel spoon from 20°C to 50°C if the specific heat of stainless steel is 0.50 kJ/kg x °C ? 　　(A) 200J 　　(B) 400J 　　(C) 600J 　　(D) 800J 　　(E) 1,000J 　　2. The melting point of copper is 1,080°C and its heat of fusion is 200 kJ/kg. If a copper coin at this temperature is completely melted by the absorption of 2,000 J of heat, what is the mass of the coin? 　　(A) 1/1080kg 　　(B) 1/540kg 　　(C) 1/108kg 　　(D) 1/100kg 　　(E) 1/50kg 　　3. Water has the specific heat 4.186 kJ/kg°C, a boiling point of 100°C, and a heat of vaporization of 2,260 kJ/kg. A sealed beaker contains 100 g of water that’s initially at 20°C. If the water absorbs 100 kJ of heat, what will its final temperature be? 　　(A) 100°C 　　(B) 119°C 　　(C) 143°C 　　(D) 183°C 　　(E) 239°C 　　4. On a cold winter day (5°C), the foundation block for a statue is filled with 2.0 m3 of concrete. By how much will the concrete’s volume increase on a very warm summer day (35°C) if its coefficient of volume expansion is 40 x 10-5/°C ? 　　(A) 160 cm3 　　(B) 1,200 cm3 　　(C) 1,600 cm3 　　(D) 2,400 cm3 　　(E) 3,200 cm3 　　5. An ideal gas is confined to a container whose volume is fixed. If the container holds n moles of gas, by what factor will the pressure increase if the absolute temperature is increased by a factor of 2 ? 　　(A) 2/(nR) 　　(B) 2 　　(C) 2nR 　　(D) 2/n 　　(E) 2/R 　　6. Two large glass containers of equal volume each hold 1 mole of gas. Container 1 is filled with hydrogen gas (2 g/mol), and Container 2 holds helium (4 g/mol). If the pressure of the gas in Container 1 equals the pressure of the gas in Container 2, which of file following is true? 　　(A) The temperature of the gas in Container 1 is lower than the temperature of the gas in Container 2. 　　(B) The temperature of the gas in Container 1 is greater than the temperature of the gas in Con