Calculate the ideal heat engine efficiency operating between two temperatures. Evaluate whether a claim of mechanica work corresponds to an ideal, real, or fictional (and thus cannot exist) heat engine. xplain in simplest terms and provide an example with a solution.

Q: a 13.5 kg block on a frictionless surface is pushed compressing a spring to a distance of 25 cm from…

A: mass m =13.5kgcompression in the spring  x=25cmspring constant k =1995N/mwhen spring is compressed…

Q: The G string on a guitar is a 0.51-mm-diameter steel string with a linear density of 1.4 g/m. When…

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Q: The white dwarf star Sirius B has a luminosity of 0.025 L⊙. If you were 1 AU from Sirius B, would…

A: Given,Temperature, Apparent magnitude of the sun, The luminosity of the star sirius B, The…

Q: A student is studying simple harmonic motion of a spring. She conducts an experiment where she…

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Q: A 16kg object is dropped from a height of 25m and strikes the ground with a speed of 18m/s. What is…

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Q: (1) Consider 1 mol of an ideal gas at 300 K and 1 atm pressure. Imagine that the molecules are, for…

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Q: Piece of glass with unknown refractive index is placed in vacuum a ray of light incident on the…

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Q: 2. A spring with a mass of 2 kg has damping constant 14, and a force of 6 N is required to keep the…

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Q: Someone in Earth's rest frame says that a spaceship's trip between two planets took 10.0 years,…

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Q: A sealed cubical container 30.0 cm on a side contains a gas with three times Avogadro's number of…

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Q: A bullet of mass m is traveling at an unknown velocity in the right direction. It is fired at a…

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Q: In the arrangement shown below, an object can be hung from a string (with linear mass density μ =…

A: Given:we know speed of wave on string, having tension T and linear mass density,  is given…

Q: The intensity of an electromagnetic wave is 2.2 W/m². What is the maximum value of the electric…

A: I=2.2 W/m2

Q: Prelab exercises should be attempted after reading the relevant chapter in the lab manual and before…

A: As per our instructions we are instructed to answer only first three sub parts of the questions.…

Q: A radar emits radio waves in vacuum having wavelength 71.7 mm. What is the angular frequency of…

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Q: A cube made of crown glass (n = 1.52) is submerged in water (n = 1.33), as shown in the figure. If a…

A: Refractive index of crown glass Refractive index of water Angle of incidence in water Angle of…

Q: Two 37.0-lbm twins are playing in their backyard. One toddler is running full speed at 5.5 mph and…

A: Solution     Given dataWeight of girl and boy mB=mg=37lbSpeed of boy vB=5.5mph1 mile per hour =…

Q: A cook holds a 2.01-kg carton of milk at arm's length (see the figure below). What force F must be…

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Q: An electromagnetic wave in vacuum travels in the +x-direction with Emax = 455 V/m and a wavelength…

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Q: Consider the following thermodynamic cycle for an ideal gas: From A to B the gas is compressed…

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Q: This is the answer to one of my practice problems, however I don't understand how the angular…

A: we will find the angular acceleration and their comparison

Q: A particle of mass 6.6 x 10 kg and charge +9.0 µC is traveling due east. It enters perpendicularly a…

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Q: (8c29p36) Suppose in the figure that the four identical currents i = 22 A, into or out of the page…

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Q: e Lyman series results from transitions of the electron in hydrogen in which the electron ends at…

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Q: A planar electromagnetic wave is propagating in the -x direction. At a certain point P and at a…

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Q: If v= (2+i, 3-2i, 4+i) and w = (−1+i, 1−3i, 3-i), use the standard inner product in C³ to determine,…

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Q: Suppose you are planning a trip in which a spacecraft is to travel at a constant velocity for…

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Q: The system shown is released from rest and moves 80 cm. What is the final speed, if m₁ = 3kg, m₂ =…

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Q: Radiation from a distant neutron star is found by a satellite far from Earth to have wavelength λ =…

A: Radiation from a distant neutron star is found by a satellite far from Earth to have wavelength λ =…

Q: (b) 239 Pu + x→ ⁹2 Sr+? + 3n, 92

A: The reaction can be written asRest mass of Pu-239 is 239.05216 amuRest mass of Sr-92 is 91.91103…

Q: Using the data below please make two graphs with Excel (or a similar program). 1. Absorbance…

A: Given data:

Q: Consider the adiabatic free expansion of n moles of an ideal gas from volume V₁ to volume V2, where…

A: The process is adiabatic free expansion.

Q: The Hamiltonian operator for a hydrogen atom in an electric field of strength E is shown in the…

A: The Hamiltonian operator for a hydrogen atom in an electric field of strength E is given asTo…

Q: A particle with a mass of 4.5 x 1020 kg is oscillating with simple harmonic motion with a period of…

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Q: When an ac source with a peak potential difference of 34 V is connected to a series RLC circuit, the…

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Q: Macmillan Learning The index of refraction for a certain type of glass is 1.643 for blue light and…

A: Solution    Given dataIndex of refraction of glass nglass=1.643Index of refraction of blue light…

Q: Slide 3: The simple pendulum shown has a mass of 45 g attached to a thread with length L = 0.5m. It…

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Q: Question 10 On Oct 31 2015, massive asteroid TB145 nicknamed "Spooky" passed near the Earth…

A: GivenOn Oct 31 2015, massive asteroid TB145 nicknamed "Spooky" passed near the Earth vicinity. The…

Q: A typical red laser pointer has a power output of 1.50 mW and a wavelength of 680 nm. Find how many…

A: Here we will solve for photon numbers.

Q: Under ideal conditions and when Mars is closest, estimate the linear separation of two ob- jects on…

A: Under ideal conditions and when Mars is closest, estimate the linear separation of two objects on…

Q: What are the values of the voltages across the resistances VR1, VR2, and VR3 when the switches SW1,…

A: Resistors are Equivalent resistance Current Voltage across each resistors

Q: A particle with velocity vo= (3 m/s)î is injected into a region of uniform magnetic field B=(100 mT)…

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Q: Your body would be okay if the body was exposed to the red laser with the a few mW/cm2 power…

A: Givenour body would be okay if the body was exposed to the red laser with the a few mW/cm2 power…

Q: Electrons are ejected from a metallic surface with speeds ranging up to 2.00 x 108 m/s when light…

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Q: Two coils are at fixed locations. When coil 1 has no current and the current in coil 2 increases at…

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Q: A 14.0 m uniform ladder weighing 490 N rests against a frictionless wall. The ladder makes a…

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Q: The electric field inside a sphere of radius a which has a uniform positive charge distribution q is…

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Q: Macmillan Learning It is difficult to extinguish a fire on a crude oil tanker, because each liter of…

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Q: Both spotlights SPOTLIGHT#1 and SPOTLIGHT#2 are place at 20 meters from the stage. You want to…

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Q: Refer to Figure 4-20, which shows a Fraunhofer diffraction pattern for a circular aperture. If the…

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