ESET 0220 Assignment #2 Due 12pmWednesday, 9/9/2014
Reading Assignment #2: Page 14 (40/138) to page 25 (51/138)
Homework Assignment #2: ALL OF THE DEFINITIONS WILL BE HANDWRITTEN, NOT TYPED. The point value of the question is in parenthesis. (X)
SHOW ALL WORK ON CALCULATIONS
#1(12) Give the definition, symbol, formula (if applicable), what each symbol in the formula represents, and units (those given in the handbook) for the following terms:
Specific Internal Energy
Specific P-V Energy
Heat Transferred per Unit Mass
#2(4) Explain the difference between latent heat of fusion and latent heat of vaporization.
#3(6) Determine the potential energy of a box with a mass of 40 pounds on top of a wall 7 feet high.
#4(6) A box sitting on a shelf 12 feet off the ground contains 65,000 ft-lbf of potential energy. How heavy is the box?
#5(6) A rock weighing 7 ounces is thrown at a wall at 65 miles per hour. Calculate the energy imparted on the wall when it strikes.