An inventor claims that he has designed an engine

Assignment Help Physics
Reference no: EM13536923

An inventor claims that he has designed an engine which will produce a power output of 170kW while burning a unique fuel which releases 21,000kJ of heat in a minute. He states the upper and lower temperatures of the engine are 670K and 330K, respectively. Do you believe his claim?

Reference no: EM13536923

Questions Cloud

Calculate the tension when the string is in tune : The E string of a violin has a mass per unit length of .0004 kg/m , and must be tuned to a frequency of 660 Hz. The vibrating length of the string is .33 m Calculate the tension when the string is in tune.
Consider the gas-solid equilibrium in the model : Consider the gas-solid equilibrium in the model when oscillators in the solid move in three dimensions. In the high temperature limit T>>hbarω find pressure P(T) as the function of temperature.
Find the energy and the wave function : Consider two identical particles of spin 1/2 that are confined in a cubical box of side L. Find the energy and the wave function of this system in the case of no interaction between the particles.
Consider a system of three noninteracting identical bosons : Consider a system of three noninteracting identical bosons that moves in a common external one-demention harmonic oscillator potential. Find the energy level and wave functions of the ground state, the first state, and the second state of the system.
An inventor claims that he has designed an engine : An inventor claims that he has designed an engine which will produce a power output of 170kW while burning a unique fuel which releases 21,000kJ of heat in a minute. He states the upper and lower temperatures of the engine are 670K and 330K, respecti..
Find whether the expansion is internally reversible : Air enters an insulated turbine operating at a steady state at 5 bar, 1000K and exits at 1 bar, 500K. Neglecting KE and PE changes and assuming ideal gas behavior, find whether the expansion is internally reversible, irreversible or impossible.
What is the maximum frictional force : A uniform ladder 5.0 m long rests against a frictionless, vertical wall with its lower end 3.0 m from the wall. The ladder weighs 145 N. The coefficient of static friction between the foot of the ladder and the ground is 0.40. A man weighing 760 N..
Consider a thin spherical shell with surface charge density : Consider a thin spherical shell with surface charge density σ = σoCosθ and radius R centered about the origin (x=y=z=0). Here σo is a constant.
What is the coefficient of kinetic friction : A block with mass m = 0.80 kg is forced against a horizontal spring of negligible mass, compressing the spring a distance of 0.20 m. When released, the block moves on a horizontal table top for 1.00 m before coming to rest. The spring constant k is 1..

Reviews

Write a Review

Physics Questions & Answers

  Estimate the capacitance of this human capacitor

You and a close friend stand facing each other. You are as close as you can get without actually touching. If a wire is attached to each of you, estimate the capacitance of this "human capacitor

  Problem on the velocity of boat

Problem on the  velocity of boat

  What is the electric flux through the wall

A vertical wall (6.1m x 3.5m) in a house faces due east. A uniform electric field has a magnitude of 120 N/C. This field is parallel to the ground an points 33 degrees north of east. What is the electric flux through the wall

  Compute marilyn adjusted basis for her partnership

The partnership distributed $5,000 cash to Marilyn. Her share of partnership liabilities on the last day of the partnership year was $4,000. Compute Marilyn’s adjusted basis (outside basis) for her partnership interest at year-end.

  What is the torque exerted about the center of the disk

A 20 000 N truck is acted upon by the force that decreases its speed from 10.00 m/s to 5.0 m/s in 5.0 sec. What is the magnitude of force.

  Obtain the density of the spheres

Small spheres of diameter 1.03 mm fall through 20°C water with a terminal speed of 1.00 cm/s. Calculate the density of the spheres

  Find the total rotational kinetic energy of the two han

Big Ben, the Parliament tower clock in London, has an hour hand 2.70 m long with a mass of 300 kg, and a minute hand 4.20 m long with a mass of 100 kg, Calculate the total rotational kinetic energy of the two hands

  Calculate the maximum compression of the spring

A 23 kg box slides 4.0 m down the frictionless ramp shown that is raised 30 degress from the ground , What is the maximum compression of the spring

  What is total mechanical energy of the motion

What is total mechanical energy of the motion

  Compute the total distance covered

A subway train starts from rest at a station and accelerates at a rate of 1.60 m/s squared for 14 seconds. Find the total distance covered

  What is the electric potential energy of the center electron

Three electrons are aligned on a straight line and separations between them are 1.0mm. What is the electric potential energy of the center electron

  What is the radius of curvature of the hubcap

A dedicated sports car enthusiast polishes the inside and outside surfaces of a hubcap that is a section of a sphere. What is the radius of curvature of the hubcap

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd