Fundamentals Of Engineering Thermodynamics
9th Edition
ISBN: 9781119391388
Author: MORAN, Michael J., SHAPIRO, Howard N., Boettner, Daisie D., Bailey, Margaret B.
Publisher: Wiley,
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Chapter 1, Problem 1.43CU
To determine
A nanosecond is equal to
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1. The heat supplied to the system equals increase in the internal energy.
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True
False
2. Based on the first law of the thermodynamics the energy of the universe is constant.
Select one:
True
False
3. The change in the internal energy of an isolated system
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a. is larger than 0.
b. equals 0.
c. is smaller than 0.
The table below shows the melting point, specific heat, and heat of fusion of different solids. Suppose the same mass of these solids are at their respective melting point temperatures, which solid
requires most amount of heat to melt?
Substance
Melting Point
Heat of Fusion
Specific Heat
79.71 cal/g
5.85 cal/g
21.07 cal/g
15.39 cal/g
31.98 cal/g
0.50 cal/gC°
0.033 cal/gC°
0.056 cal/gC°
0.030 cal/gCo
0.093 cal/gC°
Ice
0°C
Lead
327°C
Silver
961°C
Gold
1063°C
Copper
1083°C
O lead
ice
O gold
O silver
O O O O
Determine the degrees subcooled in °R of liquid water at 3.15 bar and 72.386°C.
Chapter 1 Solutions
Fundamentals Of Engineering Thermodynamics
Ch. 1 - Prob. 1.2ECh. 1 - Prob. 1.3ECh. 1 - Prob. 1.4ECh. 1 - Prob. 1.5ECh. 1 - Prob. 1.6ECh. 1 - Prob. 1.7ECh. 1 - Prob. 1.8ECh. 1 - Prob. 1.9ECh. 1 - Prob. 1.10ECh. 1 - Prob. 1.11E
Ch. 1 - Prob. 1.12ECh. 1 - Prob. 1.13ECh. 1 - Prob. 1.14ECh. 1 - Prob. 1.1CUCh. 1 - Prob. 1.2CUCh. 1 - Prob. 1.3CUCh. 1 - Prob. 1.4CUCh. 1 - Prob. 1.5CUCh. 1 - Prob. 1.6CUCh. 1 - Prob. 1.7CUCh. 1 - Prob. 1.8CUCh. 1 - Prob. 1.9CUCh. 1 - Prob. 1.10CUCh. 1 - Prob. 1.11CUCh. 1 - Prob. 1.12CUCh. 1 - Prob. 1.13CUCh. 1 - Prob. 1.14CUCh. 1 - Prob. 1.15CUCh. 1 - Prob. 1.16CUCh. 1 - Prob. 1.17CUCh. 1 - Prob. 1.18CUCh. 1 - Prob. 1.19CUCh. 1 - Prob. 1.20CUCh. 1 - Prob. 1.21CUCh. 1 - Prob. 1.22CUCh. 1 - Prob. 1.23CUCh. 1 - Prob. 1.24CUCh. 1 - Prob. 1.25CUCh. 1 - Prob. 1.26CUCh. 1 - Prob. 1.27CUCh. 1 - Prob. 1.28CUCh. 1 - Prob. 1.29CUCh. 1 - Prob. 1.30CUCh. 1 - Prob. 1.31CUCh. 1 - Prob. 1.32CUCh. 1 - Prob. 1.33CUCh. 1 - Prob. 1.34CUCh. 1 - Prob. 1.35CUCh. 1 - Prob. 1.36CUCh. 1 - Prob. 1.37CUCh. 1 - Prob. 1.38CUCh. 1 - Prob. 1.39CUCh. 1 - Prob. 1.40CUCh. 1 - Prob. 1.41CUCh. 1 - Prob. 1.42CUCh. 1 - Prob. 1.43CUCh. 1 - Prob. 1.44CUCh. 1 - Prob. 1.45CUCh. 1 - Prob. 1.46CUCh. 1 - Prob. 1.47CUCh. 1 - Prob. 1.48CUCh. 1 - Prob. 1.49CUCh. 1 - Prob. 1.50CUCh. 1 - Prob. 1.51CUCh. 1 - Prob. 1.52CUCh. 1 - Prob. 1.53CUCh. 1 - Prob. 1.54CUCh. 1 - Prob. 1.55CUCh. 1 - Prob. 1.56CUCh. 1 - Prob. 1.57CUCh. 1 - Prob. 1.58CUCh. 1 - Prob. 1.4PCh. 1 - Prob. 1.5PCh. 1 - Prob. 1.6PCh. 1 - Prob. 1.7PCh. 1 - Prob. 1.8PCh. 1 - Prob. 1.9PCh. 1 - Prob. 1.10PCh. 1 - Prob. 1.11PCh. 1 - Prob. 1.12PCh. 1 - Prob. 1.13PCh. 1 - Prob. 1.14PCh. 1 - Prob. 1.16PCh. 1 - Prob. 1.17PCh. 1 - Prob. 1.18PCh. 1 - Prob. 1.19PCh. 1 - Prob. 1.20PCh. 1 - Prob. 1.21PCh. 1 - Prob. 1.22PCh. 1 - Prob. 1.23PCh. 1 - Prob. 1.24PCh. 1 - Prob. 1.25PCh. 1 - Prob. 1.26PCh. 1 - Prob. 1.27PCh. 1 - Prob. 1.28PCh. 1 - Prob. 1.29PCh. 1 - Prob. 1.30PCh. 1 - Prob. 1.31PCh. 1 - Prob. 1.32PCh. 1 - Prob. 1.33PCh. 1 - Prob. 1.34PCh. 1 - Prob. 1.35PCh. 1 - Prob. 1.36PCh. 1 - Prob. 1.37PCh. 1 - Prob. 1.38PCh. 1 - Prob. 1.39PCh. 1 - Prob. 1.40PCh. 1 - Prob. 1.41PCh. 1 - Prob. 1.42PCh. 1 - Prob. 1.43PCh. 1 - Prob. 1.44PCh. 1 - Prob. 1.45PCh. 1 - Prob. 1.46PCh. 1 - Prob. 1.47PCh. 1 - Prob. 1.48PCh. 1 - Prob. 1.49P
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- Question 1) Calculate how much energy (J) is required to heat up a pot containing 500. g of water from 23.0 °C to its boiling point of 100.0 °C (specific heat of water = 4.184 J/g°C). Question 2) An unknown solid object with a mass of 35.0 g was heated to 100.0 °C and transferred to a calorimeter containing 50.0 g of water at 23.0 °C. After thermal equilibrium was reached, the temperature inside the calorimeter was 26.5 °C. Calculate the specific heat of the unknown solid (specific heat of water = 4.184 J/g°C).arrow_forwardPlease show all working. 1. 50 moles of an ideal gas initially has a volume of 0.8 m³, a pressure of 160 kPa, and a temperature of 280 K. The volume of the gas increases to 1.2 m³, while its pressure decreases to 80 kPa. At any temperature T, the internal energy of the gas is given by U = aT, where a = 500 J K-1. During the expansion, the volume and pressure are related by V = AP + B, where A and B are constants. Assuming that the expansion is reversible, calculate: (a) The values of the constants A and B. (b) The work done by the gas during the expansion. (c) The heat absorbed by the gas during the expansion. (d) The change in the entropy of the gas due to the expansion.arrow_forwardSilver or Ag (Dr. Tree's third favorite metal) melts at 961.8°C and has a Heat of Fusion = 88 Jlgm. Let the superscript "sl" indicate that a substance is melting (i.e., solid liquid). 2. -sl a. Please find Ah for melting Ag in kJ/mole. Note: Fusion = a liquid to solid transformation. Note: Heats Fusion are traditionally reported as positive values. Engineers must determine the proper sign for their system.arrow_forward
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