15. Atoms and molecules inside all objects are in random motion. The internal kinetic energy from because it is related to the temperature of the these random motions is called objęct.
Q: 9). The conditions u (0, t) = u (1, t) = 0 and ôu/ôt = 0 are necessary conditions for.... a). ID…
A: Let u(x,t) represent a quantity (temperature distribution for heat flow and displacement for…
Q: If the temperature of the surface of the object is 657.1 K, then calculate its value in °F. O a.…
A: Answer: b. 723.38
Q: 10) A sphere of radius b, given temperature at the outer surface by cos² , find steady sate…
A: The radius of the sphere is b. For the steady state ∇2u=0…
Q: Estimate the number of molecules per C.C. of hydrogen at 27°C. Given the mass of a hydrogen molecule…
A: To find- No. of molecules per C.C. Given- m=3.4×10-27 kgC=1840 m/sp=1.013×105…
Q: Choose the correct answer: 1. A student blows up a balloon and places it in his home freezer. Since…
A: Since student want the balloon size to increase , the external pressure must decrease. Since…
Q: The volume of a monatomic gas sample increases by 4 It, as heat is transferred to it under a…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: 2.) Air is both a good thermal insulator and conductor. a. True b. False
A: The given statement is False. Air is a good thermal insulator but not a good conductor.
Q: the walls are ALL immovable tell whether if the pressure exerted by the ideal gas state if it will…
A: For the ideal gas, PV= nRT so, If the pressure changes, the Temperature will change.
Q: When the temperature of a substance increases, what happens to its molecules? а. The molecules…
A: Finding the Correct option
Q: 2. Air at 2 bar and 50°C is compressed at a constant pressure. Compression ratio; 3 %3D Determine…
A: Ideal gas equation is : PV=nRTwhere,P is pressureV is volumen is no. of moles of gasR is universal…
Q: Question 6 The respectively speeds of five molecules are 3, 1.4, 1.7, 1.7,4, and 1.4 km/s. The ms…
A: Given data: Speed of molecules are, v1=3 km/sv2=1.4 km/sv3=1.7 km/sv4=1.7 km/sv5=4 km/sv6=1.4 km/s
Q: Pressure B C ЗР Po = 1.0 atm Vo = 100 L Po A Volume Vo 3Vo
A: Apply the thermodynamic relation of ideal gas equation between points A and B.
Q: 8. At 20°C (approximately room temperature), the average velocity of Na molecules in aif is…
A:
Q: osis and the fact that rubber cools when stretched are manifestations of... A. The fact that physics…
A: When the rubber will stretch, the entropy goes shorter in bent chains. The imbalance in solute…
Q: When the temperature of a gas increases, the internal energy of the gas
A: Temperature increases
Q: 4. Saturated steam at 40C condenses on the outside of a 7m long, 4cm diameter thin horizontal copper…
A:
Q: What does the symbol 'a' (alpha) represent in the linear thermal expansion equation? A. It…
A: The linear thermal expansion equation is given by: ΔL=LαΔT We will explain the symbol α.
Q: 4.) A material of mass m is heated using 5.00 calories of heat and its temperature rises by one…
A:
Q: Assume that 50 % of the potential energy of a rain- drop turns into internal energy of the drop, as…
A: Relation between potential energy and internal energy of drop according to the question, 12PE=U…
Q: For a patient in a typical hospital setting, the most importantmechanism of heat loss is radiation.…
A: Given: The initial temperature of the patient T1 = 34 oC. The final temperature of the patient T2 =…
Q: If the temperature of the surface of the object is 701.8 K , then calculate its value in °F. a.…
A: Surface temperature of object = 701.8 kelvin
Q: A steel plate has a hole drilled through it. The plate is put into a furnace and heated. What…
A: When the heat is provided to any metal then the kinetic energy atom inside the metal increase…
Q: Which one of the following statements is incorrect? A. The metal with higher a value expands more…
A:
Q: 6) The absolute temperature of an ideal gas is directly proportional to which of the following…
A:
Q: A steel plate has a hole drilled through it. The plate is put into a furnace and heated. What…
A: When heat is supplied to an object, its length (in the case of solid), its surface area (in the case…
Q: Determine the temperature at which the average kinetic energy of an ideal gas is 8.7x10-21 J A. 307…
A:
Q: A gas of cold atoms starts at a temperature of 100 nK. The average speed of the atoms is then…
A:
Q: An ideal diatomic gas follows the thermodynamic cycle illustrated in the given PV-diagram. The…
A: the correct option is- 600K
Q: When the temperature of a gas increases, the internal energy of the gas a. may increase or decrease…
A: Change in internal energy of a gas is given by the relation: ∆U=nCv∆THere,n=mole number of…
Q: If a gas is compressed at constant temperature, the volume of the gas will, a.increase b.decrease…
A: The well known physicist Robert Boyle in 1662, stated that the pressure P of a given quantity of gas…
Q: 1. Which of the following thermal variables is not a state function? a. Pressure b. Internal Energy…
A: Correct answer is option (e) i.e. work
Q: If the temperature of the surface of the object is 513.1 K, then calculate its value in °F. O a.…
A:
Q: An ideal diatomic gas follows the thermodynamic cycle illustrated in the given PV-diagram. The…
A:
Q: Make a table to differentiate the characteristics of pressure, volume, temperature, change internal…
A: isothermal adiabatic
Q: 4. The kinetic theory of gases predicts that, at a given temperature, a) All of the molecules in a…
A: 4(b) is correct All the molecules of the gas have the same energy
Q: If the temperature of the surface of the object is 511.9 °F, then calculate its value in K. O a.…
A: Given that, The temperature of the surface of the object is 511.90F. We need to write the…
Q: 22. When an inflated balloon experiences a decrease in size, the air pressure inside the balloon…
A: Answer; (d)The average kinetic energy of the gas particles decreases, so the balloon becomescolder.
Q: At midday when a shopping center with a flat black roof is directly under the Sun, it receives 1,000…
A: Given, The power received from the sun, P = 1000 W (per square meter) the emissivity of the surface,…
Q: 6. Two students place three ice cubes in a glass of water that was at a temperature. Which of the…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: 4) A ground source heat pump heats a building by extracting heat from the ground and pumping it into…
A: Part a) Basic Details The heat pump is a device which extracts heat from the cold reservoir from the…
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