Thermodynamics Solutions Manual

1–50E A pressure gage connected to a tank reads 50 psi at a location where the barometric reading is 29.1 mm Hg. Determine the absolute pr...

1–49 A vacuum gage connected to a tank reads 15 kPa at a location where the barometric reading is 750 mm Hg. Determine the absolute pressur...

1–48 Consider a 70-kg woman who has a total foot imprint area of 400 cm2. She wishes to walk on the snow, but the snow cannot withstand pr...

1–47E A 200-pound man has a total foot imprint area of 72 in2. Determine the pressure this man exerts on the ground if (a) he stands on bo...

1–46E Show that 1 kgf/cm2 14.223 psi. ANS

1–45 The absolute pressure in water at a depth of 5 m is read to be 145 kPa. Determine (a) the local atmospheric pressure, and (b) the abso...

1–44 The gage pressure in a liquid at a depth of 3 m is read to be 28 kPa. Determine the gage pressure in the same liquid at a depth of 9 ...

1–43 Determine the atmospheric pressure at a location where the barometric reading is 750 mm Hg. Take the density of mercury to be 13,600 ...

1–42 The water in a tank is pressurized by air, and the pressure is measured by a multifluid manometer as shown in Fig. P1–42. Determine t...

1–41E A manometer is used to measure the air pressure in a tank. The fluid used has a specific gravity of 1.25, and the differential heigh...

1–40 A vacuum gage connected to a chamber reads 35 kPa at a location where the atmospheric pressure is 92 kPa. Determine the absolute pres...

1–39C Consider two identical fans, one at sea level and the other on top of a high mountain, running at identical speeds. How would you co...

1–38C Express Pascal’s law, and give a real-world example of it. ANS 1-38C  Pascal’s principlestates that the pressure appliedtoaconfined...

1–37C A tiny steel cube is suspended in water by a string. If the lengths of the sides of the cube are very small, how would you compare t...

1–37C A tiny steel cube is suspended in water by a string. If the lengths of the sides of the cube are very small, how would you compare t...

1–36C Someone claims that the absolute pressure in a liquid of constant density doubles when the depth is doubled. Do you agree? Explain. ...

1–35C Explain why some people experience nose bleeding and some others experience shortness of breath at high elevations. ANS 1-35CThe at...

Pressure, Manometer, and Barometer 1–34C What is the difference between gage pressure and absolute pressure? ANS Pressure, Manometer, an...

1–33 Consider two closed systems A and B. System A contains 3000 kJ of thermal energy at 20°C, whereas system B contains 200 kJ of thermal ...

1–32E The temperature of a system drops by 45°F during a cooling process. Express this drop in temperature in K, R, and °C. ANS 1-32EA t...