1.A piston-cylinder device initially contains 1.4 kg saturatedliquid water at 200 C. Now heat is transferred to the wateruntil the volume quadruples, and the cylinder contains saturatedvapor only. Determine:
a) the volume of the tank
b) the final temperature
c) the internal energy change of the water
2.An observer fails to check the bubble, and it is off twodivisions on a 250 ft sight. What error results for a 20"bubble?