The Carnot machine works between two heat reservoirs whose temperatures are 400K and 600K, so if the machine absorbs 5016J from the highest temperature reservoir. The heat that you send to the other warehouse is...
Q: A gas is kept in cylinder that can be compressed by_pushing down on a piston. You add 2500 J of heat…
A:
Q: How much heat is needed to increase the internal energy of a gas in a piston by 4258 J if the gas…
A: Write the expression for the required heat.
Q: A system absorbs 362 cal of heat and the same time does 360 J of work. What is the change in…
A: Given, W= 360 J Heat absorbed ,Q= 362 cal= 1514608 J From First Law of Thermodynamics, we have…
Q: Consider a classroom for 63 students and one instructor, each generating heat at a rate of 100 W.…
A: To determine the rate of internal heat generation in the classroom when it is fully occupied, we…
Q: 5. A monatomic ideal gas expands at constant pressure. (a) (b) expansion? gas? What percentage of…
A: Given : A monoatomic gas expands at constant pressure.
Q: 10. What is the efficiency of an automobile engine that has a heat input of 67.2 kJ and a heat…
A: Heat output (Q2) = 36.1 kJHeat input (Q1) = 67.2 kJ Efficiency of heat engine = = 0.463To…
Q: Your kitchen is at a temperature of 301.5 K. Using 2771 J of work, how much heat can a Carnot…
A: solution as
Q: 5 kg person cann- he rides a bike a duces energy at a verted to heat. TR
A: Energy produced by his body(w)=450WSo in 1hour the produced energy will be(E)=450×3600=1620000JThe…
Q: If a system has 275 kcal of work done to it, and releases 5.00x102 kJof heat into its…
A: Given: Work, W = 275 kcal = 275 x 4.2 = 1155 kJ heat, Q = - 500 kJ
Q: The internal energy of a gas system increases by 14.7 J and 6.7 J of work isdone on the system. What…
A: First law of thermodynamics states Q = ∆U + W Where Q = heat added to the system ∆U = change in…
Q: A gas is compressed inside a clinder. An average force of 45 Newtons acts to move the pistion 7.4 m.…
A:
Q: Calculate the COPR of the fridge at the new setting of 36.00 ∘F. Calculate the work interaction of…
A:
Q: A 75 kg person cannot go out for a long time due to Covid-19 restrictions. That's why he rides a…
A: 80%Eelectric =Eheat 0.80Pt=mLv m=0.80PtLv
Q: A copper block is removed from 310ºC oven and immediately dropped into 3.75 L of water at 20ºC.in an…
A: Given - Volume of water , V = 3.75 L Initial temperature of water , Ti = 20°C Final temperature of…
Q: An ideal heat pump does 400 J of work to keep the temperature in a dorm room at 20◦ C by dumping…
A:
Q: Work of 3000 J is done on an ideal gas, but the internal energy raises only 1600 J. What is the…
A:
Q: A sphere of 4 kg moves at a speed of 10 m/s. It performs a completely inelastic shock with another…
A: Given, m1=4kgv1=10m/sm2=4kgv2=0m/s
Q: What is the maximum possible coeffcient of performance of a heat pump that brings energy from…
A: The relation between temperature in kelvin and the temperature in Celsius is: Convert the…
Q: . A bullet of mass 10 g moving with speed of 210 m/s in stopped suddenly. If all its kinetic energy…
A:
Q: what is the maximum possible coefficient of performance of a heat pump that brings energy from…
A: Given: Temperature, Th = 22o C = 273+22 = 295 K and Tc = 3o C = 273+3 = 276 K
Q: You perform maintenance on an engine, increasing its efficiency by 5 %. How much more work is…
A: Given data : Efficiency, Input heat,
Q: Ex. 57: When 0.2 kcal of heat are supplied to a gas it expands by 2.1 litres against an external…
A: To find- (1) Work done (2) Increase in internal energy Given- dQ=0.2 kcal dV=2.1 litres=2.1 x 10-3…
Q: A refrigerator is rated at 370 Watt. What is the maximum amount of heat it can remove in 1 min if…
A:
Q: If an engine operates between 269°C and 26°C, what is its maximum thermodynamic efficiency (as a…
A:
Q: se 24 kg of 93.5° C water is placed in contact with 24 kg of 11.5° C water. A) what is the enegry…
A: Given:- Suppose 24 kg of 93.5° C water is placed in contact with 24 kg of 11.5° C water. Find:- A)…
Q: (a) A woman climbing the Washington Monument metabolizes 6.00×102 kJ of food energy. If her…
A: Given data: Energy, E=6.00×102kJ=6×105J Efficiency, η=18%=0.18
Q: A system absorbs 199 kJ heat and does 48 kJ of work. What is the net change in the internal energy…
A: Given: Heat absorbed, Q=199 kJ Work done by system, W= -48 kJ ( negative indicate work done by…
Q: An enclosed chamber contains a gas that is cooled while stirred by a wheel. The work applied on the…
A: Thermodynamics.
Q: The Sun radiates energy at the rate of 3.80×1026 W from its 5500C surface into dark empty space (a…
A: Given data: Rate of energy, P=3.80×1026W Temperature, T=55000C=5500+273.15 K=5773.15 K Effective…
Q: A Carnot refrigerator extracts heat from a freezer at -5 degree C and exhausts it at 25 degree C .…
A: Convert the temperature from degree centigrade to Kelvin. And
Q: A heat pump operates between reservoirs with temperatures of -2 oC and 21 oC. According to the 2nd…
A:
Q: same rate as climbing 116 stairs per minute. Assuming your mass is 76.0 kg and your efficiency is…
A: Answer :- a) The expression to find the power generated in terms of efficiency is: As height of…
Q: An automobile engine provides 626 Joules of work to push the pistons. In this process the internal…
A: Given : change in internal energy, ΔU = -2946 J Work done by engine, W = 626 J
Q: consider a diatomic ideal gas system that has the variables of pressure and volume .When this gas is…
A: For the first process, pressure variable triples at constant volume. When volume, V is constant,…
Q: LA 75 kg person cannot go out for a long time due to Covid-19 restrictions. That's why he rides a…
A:
Q: The Carnot heat engine, which is used to operate a cooling machine with all the power it generates,…
A:
Q: A balloon holding 4.20 moles of helium gas absorbs 905 J of thermal energy while doing 106 J of work…
A: Solution:-Given thatnumber of moles (n)=4.2 molesThermal enegry absorbed by gas (Q)=905 JWorkdone by…
Q: The entropy of a block of ice increases by 75 J/K as it warms from -33 degrees Celsius to 0 degrees…
A:
Q: during isothermal process of an ideal gas whose internal energy only depends on its temperature does…
A:
Step by step
Solved in 2 steps with 2 images
