The area A of a rectangular plate is ab = 1.4 m². Its coefficient of linear expansion is a = 22 × 10°° /C°. After a temperature rise AT = 17°C, side a is longer by Aa and side b is longer by Ab (see the figure). Neglecting the small quantity (AɑAb)/ab, find AA. Aa • Ab Ab Number i ! Units m^2

The area A of a rectangular plate is ab = 1.4 m². Its coefficient of linear expansion is a = 22 × 10°° /C°. After a temperature rise AT = 17°C, side a is longer by Aa and side b is longer by Ab (see the figure). Neglecting the small quantity (AɑAb)/ab, find AA. Aa • Ab Ab Number i ! Units m^2

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter2: The Kinetic Theory Of Gases

Section: Chapter Questions

Problem 81AP: One process for decaffeinating coffee uses carbon dioxide ( M=44.0 g/mol) at a molar density of...

See similar textbooks

Similar questions

One process for decaffeinating coffee uses carbon dioxide ( M=44.0 g/mol) at a molar density of about 14,0 mol/m3 and a temperature of about 60 . (a) Is CO2 a solid, liquid, gas, or supercritical fluid under those conditions? (b) The van der Waals constants for carbon dioxide are a=0.3658 Pa m6/mol2 and b=4.286105 m3/mol. Using the van der Waals equation, estimate pressure of CO2 at that temperature and density. `
The area A of a rectangular plate is ab = 1.4 m?. Its coefficient of linear expansion is a = 22 x 10° /C°. After a temperature rise AT = 17°C, side a is longer by Aa and side b is longer by Ab (see the figure). Neglecting the small quantity (AaAb)/ab, find AA. %3D a Да Aa · Ab Ab
A gas is heated to 75 °C and a pressure of 200 kPa. If the container is compressed to hold a volume of 700 mL, what was the volume of the gas, (in litres), at a temperature of 40 °C and 100 kPa pressure? B. A vessel of volume 5x10-5 m3 contains hydrogen at a pressure of 1.5 Pa at a temperature of 37 °C. Estimate: i. The number of molecules of hydrogen gas in the vessel. (4 marks) ii. The number of moles of hydrogen. iii. Mass of hydrogen iv. The kinetic energy of hydrogen. v. The root mean square speed. Given: M = 1.008 g/mol; R = 8.31 J/mol-K; NA = 6.02 x 1023 mol-1; k = 1.38 x 10-23 J/K
The area A of a rectangular plate is ab = 1.4 m². Its coefficient of linear expansion is a = 22 × 10° /C°. After a temperature rise AT = 17°C, side a is longer by Aa and side b is longer by Ab (see the figure). Neglecting the small quantity (AaAb)/ab, find AA. a Да Aa · Ab Ab Number i Units
a) What is the percentage increase in temperature between 0°C and 26°C when the temperatures are measured in Kelvin? What is the difference between these two temperatures when measured in Kelvin? The outlet of a rocket engine has a cylindrical shape. Its diameter is 2.5m when constructed in the factory at 18°C. Given a = 6 x 10-6K-1 for the alloy used, what will its diameter be (in metres) at its operating temperature of 600°C ? d) What will the cross-sectional area of the outlet be (in m²) at this temperature?
An electronics device generates 30.5 W of heat energy during normal operation. The heat is dissipated from the top surface of the device to ambient air at 23°C. If the top surface area is 0.158 m2 and the convection heat transfer coefficient is 7.838 W/m2. K, what will be the surface temperature (in °C) of the device [round your final answer to one decimal place]? Air, T. T 00 S
A mercury thermometer is constructed as shown in Fig. The capillary tube has a diameter of 0.004 00 cm, and the bulb has a diameter of 0.250 cm. neglecting the expansion of the glass, find the change in height of the mercury column with a temperature change of 30.0°C. T₁ A Fig. T, + AT, Ah
Two containers of equal volume each hold samples of the same ideal gas. Container A has 3 times as many molecules as container B. If the gas pressure is the same in the two containers, find the ratio of the the absolute temperatures TA and TB ( i.e TA / TB ) . Calculate to 2 decimals.
The temperature at state A is 20°C, that is 293 K, what is the temperature at state D, in Kevin? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. p (atm) 5 3. 2 D, B V (m) 0| 1 2 3 4 5 41
The pressure of 1 mole of an ideal gas is increasing at a rate of 0.06 kPa/s and the temperature is increasing at a rate of 0.19 K/s. Use the equation PV = 8.31T to find the rate of change of the volume (in L/s) when the pressure is 26 kPa and the temperature is 255 K. (Round your answer to two decimal places.) L/s
A ceramic ball of radius 1.72 m and emissivity 0.900 is heated to 128°C. HINT (a) Convert the given temperature to Kelvin. (Enter your answer to at least three significant figures.) K (b) What is the surface area (in m²) of the ball? 2 m² (c) If the ambient temperature is 26.0°C, what net power (in W) does the ball radiate? W
Luis and Salman are trying to increase the temperature of a substance by heating it. . What is the quantity of heat in kilojoules required to raise the temperature of 1.2 kg of the substance from3°C to 110 °C at a pressure of 1.0 atm? Please keep three significant figures. Useful information: Melting point = 293 K heat of fusion = 3.90 x 104 J/kg. boiling point is 423 K heat of vaporization 7.80 x 104 J/kg (at a pressure of 1.0 atm). The specific heats for the solid phase is 600 J/(kg K) The specific heats for the liquid phase is 1000 J/(kg K) The specific heats for the gaseous phase is 400 J/(kg K)