A bimetallic strip of total thickness x is straight at temperature T. What is the radius of curvature of the strip, R, when it is heated to temperature T + DT? The coefficients of linear expansion of the two metals are a1 and a2, respectively, with a2 > a1. You may assume that each metal has thickness x/2, and you may assume that x << R.

Q: A bubble rises from the bottom of a lake of depth 84.9 m, where the temperature is 4.00°C. The water…

A: Depth of lake h = 84.9m Temperature of lake T1 = 4°C Temperature at surface of water T2 = 18°C…

Q: A quantity of ideal gas in a rigid container has a pressure of 1.00 × 106Pa at 0°C. If the pressure…

A: Given: P1 = 1.00 × 106 Pa P2 = 1.75 × 106 Pa T1 = 0o C or 273.15 K To determine: T2 Formula used: PV…

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Q: One mole of oxygen gas is at a pressure of 6.75 atm and a temperature of 28.5°C

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Q: A glass flask whose volume is 1000.00 cm³ at 0.0°C is completely filled with mercury at this…

A: Given that,V0=1000.00 cm3T1=0°CT2=55°CβHg=18×10-5 K-1Over flow of Hg=8.90 cm3

Q: A copper rod and an aluminum rod of equal diameter are joined end to end in good thermal contact.…

A: The rate of energy transfer for aluminum rod is given by PAl=kAlAT-TAlLAl The rate of energy…

Q: Two containers of equal volume each hold samples of the same ideal gas. Container A has 2 times as…

A: The expression for the ideal gas,

Q: The band in the figure below is stainless steel (coefficient of linear expansion = 17.3 ✕ 10−6°C−1;…

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Q: At 15°C, a brass cube has an edge length of 27 cm. What is the increase in the cube's surface area…

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Q: You do an experiment in which you transfer energy to 1.2 moles of a gas and measure it’s change in…

A: Given values: number of moles n = 1.2 moles From graph: Internal energy change ∆Q=3166-0=3166 J…

Q: A 5.80-L vessel contains 3.60 moles of ideal gas at a pressure of 1.60 ✕ 106 Pa. (a) Find the…

A: (a) Apply the Ideal gas equation. PV = nRT T = PV/nR   = [(1.60 ✕ 106)(0.00580)]/[(3.6)(8.3142)]…

Q: (a) Find the temperature of the gas. (b) Find the average kinetic energy of a gas molecule in the…

A: The temperature of the gas can be determined by,PV=nRT⇒T=PVnR The Volume occupied by this gas is…

Q: The band in the figure below is stainless steel (coefficient of linear expansion = 17.3 ✕ 10−6°C−1;…

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Q: 4. A beam of hydrogen molecules (H2) is incident on the surface of a wall at an angle of 55° to the…

A: __Given data__: *The angle of the beam is θ=550 *The speed of the beam is v = 1.0 km/s = 1000 m/s…

Q: An unknown liquid has density ρ and coefficient of volume expansion β. A quantity of heat Q is added…

A: Given Desity of liquid = ρCoefficient of volume expansion =βQuantity of heat added = QVolume of…

Q: At 23°C, a brass cube has an edge length of 25 cm. What is the increase in the cube's surface area…

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Q: A sample of an ideal gas is in a tank of constant volume. The sample absorbs heat energy so that its…

A: The formula vrms = √(3kbT/m)   v2/v1 = √(3kbT2/m)/√(3kbT1/m)  constant term will cancel out, so...…

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A: By Ideal gas law,p0V=nRT0Accoding to question gas is moving from one side to other side, R is the…

Q: ins? K

A: Molar mass of hydrogen gas M = 23.016 g/ mol  Rms speed of gas                    v = 450 m/s…

Q: b) Find the temperature u(x,t) from the heat equation in a laterally insulated copper bar 80 cm long…

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Q: The initial temperature of three moles of oxygen gas is 33.5°C, and its pressure is 7.80 atm. (a)…

A: Given: The initial temperature of three moles of oxygen is, T1=33.5°C. The initial pressure of…

Q: A 175.0 km long electric power line made out of copper is installed during the Spring months at an…

A: Given,The length of the electric power line made out of copper at 10.9°C = 175 kmThe coefficient of…

Q: Consider a wire with a cross-section A and a length L. The Young's modulus is given by: Y = LOF A ƏL…

A: Step 1: Given data :The wire is kept at a fixed length.Young's modulus : Y = \frac{L}{A} \left(…

Q: n = 3.8 moles of an ideal gas are pumped into a chamber of volume V = 0.083 m³. The initial pressure…

A: Number of moles n = 3.8 Initial pressure Pi = 1.01 × 105 Pa Volume of the gas V = 0.083 m3

Q: Problem 1: At 20°C, a rod is exactly 20.05 cm long on a steel ruler. Both are placed in an oven at…

A: The initial temperature of the rod, T1=20°C The final temperature of the rod, T2=270°C The initial…

Q: One mole of oxygen gas is at a pressure of 6.40 atm and a temperature of 31.5°C. (a) If the gas is…

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Q: A sample of 0.125 kg of xenon is contained in a rigid metal cylinder, big enough that the xenon can…

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Q: highway is made of concrete slabs that are 16.2 m long at 20.0°C. Expansion coefficient of concrete…

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Q: A glass flask has a volume of 500 mL at a temperature of 20°C. The flask contains 492 ml of mercury…

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Q: A silver block, initially at 56.9 ∘C∘C, is submerged into 100.0 gg of water at 24.1 ∘C∘C, in an…

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Q: On a chilly 10°C day, you quickly take a deep breath—all your lungs can hold, 4.0 L. The air warms…

A: Given: The temperature of the surrounding is 10°C. The capacity of the lungs is 4.0 L. The…

Q: A metal rod has a starting length of 240 cm. When the temperature changes from 25 °C to 110 °C, the…

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Q: A bar of gold is in thermal contact with a bar of silver. The area and length of gold are 10 cm² and…

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