One kg of gas is compressed polytropically from 160 kPa pressure and 280 K temperature to 760 kPa. The compression is according to law PV13 = Constant. Find: amount of heat transfer,

Q: An metal rod .50 m is heated from 15°C to 95°C. The length of the rod increases by 0.96 mm. What is…

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Q: Air is compressed polytropically so that the quantity PVi4 is constant. If 0.02 m3 of air at…

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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…

Q: A 12 gram piece of aluminum (cp = .215 cal/g°C) at 70°C is placed in a beaker that contains 35 grams…

A: Let MAl and MW denote the given masses of aluminum and water, respectively. Let CAl and CW denote…

Q: A copper rod is 8 m long at 20°C and has a coefficient of linear expansion a = 17 x 10-6 (C°)-!.What…

A: Given data: Initial length of the copper rod is, L1 = 8 m Initial temperature of the copper rode is,…

Q: If the pressure value of a monatomic gas is 296.063atm, what is the value of the constant Rif the…

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Q: A cylinder contains 3.00 mol of helium gas at a temperature of 300 K. (A) If the gas is heated at…

A: The expression for the required transferred heat is,

Q: The equation of an ideal gas is given by, T = T,e" , where v is the volume of the gas and a is…

A: First law of thermodynamics states that the energy can neither be created nor destroyed but can be…

Q: Suppose that your oven is calibrated in degrees Fahrenheit but a recipe calls for you to bake at 175…

A: Given: The temperature in degree celsius is 175 °C.

Q: A hot 120 g block of copper is quickly placed into a beaker of negligible heat capacity containing…

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Q: A thermopane window consists of 2 glass panes,each 0.5cm thick,with 1cm thick sealed layer of air in…

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Q: The deep body temperature of a healthy person is 37 °C. What is it in Kelvin? Express this…

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Q: A monatomic ideal gas in a rigid container is heated from 42 °C to 94 °C by adding 8.88 × 104 J of…

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Q: A hot 120 g block of copper is quickly placed into a beaker of negligible heat capacity containing…

A: Given: The mass of the copper is 120 g. The mass of the water is 300 g. The initial temperature of…

Q: A 7520400 m (T = 20 oC) steel rod lengthens by an additional 1762.15m at what temperature (in…

A: Given length of steel rod L = 7520400 m Increment in length ∆L = 1762.15m Initial temperature T1 =…

Q: 0.23kg of air has an initial pressure of 0.17 Mpa and temperature of 200°C It is expanded to…

A: SOlution: Given that m =0.23 kg P1 =0.17 MPA T1 = 200 C = 473 K P2 =0.34 MN/m2 = 0.34 MPa given that…

Q: How much energy is transferred thermally to change 0.2 L of ice at -20◦C into steam?   (density of…

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Q: An object has an emissivity of 0.725. At temperature T, it radiates heat at a rate of 10.W. What is…

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Q: A certain gas at a temperature equivalent to 24°C in a 9 m³ is compressed to 150 kPa to 2 m³, what…

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Q: What is the internal energy of 7×1022 gas molecules at a temperature of 350 K?

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Q: A system gains 3310 J of heat at a constant pressure of 1.38 × 105 Pa, and its internal energy…

A: Write the given values with suitable variables.

Q: The robot HooRU is lost in space, floating around aimlessly, and radiates heat into the depths of…

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Q: A hot-air balloon has a volume of 0.96 m3 at 291 K. To what temperature (in °C) must it be heated to…

A: Since the pressure is constant, so according to Charles’s law, Here,  V, T and C represent the…

Q: Q2/ A rod (1.260 m) long expands by (1mm) when heated from (8 °C to 70 "C). What is the coefficient…

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Q: 200 g of ethyl alcohol is vapor at  108.5 degrees Celsius. How much heat in units of Kcal must we…

A: Given: Mass of ethyl alcohol (me) = 200 g. Initial temperature of ethyl alcohol (Ti) = 108.5 C. =…

Q: Suppose an incandescent lightbulb is filled with a gas at atmospheric pressure (1.03 * 105 Pa) while…

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Q: How much is the change in the specific internal energy of air (cv = 0.7177 kJ/kg.K) when its…

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Q: Physics

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Q: At 20°C, a rod is exactly 20.05 cm long on a steel ruler. Both are placed in an oven at 270°C,…

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Q: Suppose an incandescent lightbulb is filled with a gas at atmospheric pressure (1.03 * 105 Pa) while…

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Q: How much heat does it take to vaporize 800 g of liquid nitrogen (N 2)?

A: The expression for the heat to vaporize is,

Q: A mFe = 0.16 kg mass of iron is heated to 100∘C and then placed in a Styrofoam cup containing mw =…

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Q: Judging from its unit W/m·K, can we define thermal conductivity of a material as the rate of heat…

A: Thermal conductivity mathematically is given by dQ/dt is the heat flow rate (unit W) L is thickness…

Q: A 20-m3 container contains nitrogen at 23°C and 600 kPa. A little nitrogen is allowed to escape…

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Q: If you have 6 moles of a diatomic ideal gas (such as oxygen or nitrogen), how much heat is required…

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Q: If R is the universal gas constant, what is the specific heat of a mole of ozone at constant VOLUME?…

A: Here R is the universal has constant.

Q: (c) 65g of ice of 0°C is added to 150 g of water at 50°C and the mixture attains the temperature of…

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Q: A 2-m long aluminum pipe at 27°C is heated until it is 2.0024 m long at 77°C. Calculate the…

A: Given that, The length of the Aluminium pipe, l = 2 m Initial temperature, T1 = 27°C Final…

Q: A 7520400 m (T = 20 oC) steel rod lengthens by an additional 1762.15m at what temperature (in…

A: Given: Length L = 7520400 m Temperature T = 20 °C or 273.15 + 20 = 293.15 K Steel rod lengthens by…

Q: If we assume the gas does not condense to a liquid, what volume is approached for a gas at 0°C…

A: According to the ideal gas law, Hence, the volume is directly related to temperature.

Q: Q.1/ Calculate the heat quantity that is required to increas ml) of pure water from (10 C) to (90C),…

A: GivenVolume of pure water, V=500 mLInitial temperature of water, T1=10°CFinal Temperature of water,…