Efficiency of a heat engine

Reference no: EM13661544

Efficiency of a Heat Engine

A heat engine does 7210 J of work in all cycle while absorbing12.2 kcal of heat from a high-temperature reservoir. What is the efficiency (in percent) of this engine?

Reference no: EM13661544

Questions Cloud

Velocity of the probe relative to faraway point star base : Faraway Point star base launches a probe toward the approaching star ships. The probe has a velocity relative to the Picard of -0.876c. The Picard approaches star base Faraway Point by a speed of 0.720c and the La Forge approaches the star base with ..

What is the childs centripetal acceleration : A 50.0 kg child stands at the rim of a merry-go-round of radius2.05 m, rotating by an angular speed of 3.25 rad/s. What minimum coefficient of static friction is required? What is the child's centripetal acceleration?

What is its centripetal acceleration : What is the tangential acceleration of a bug on the rim of a6.0 in. diameter disk if the disk moves from rest to an angular speed of 77 rev/min in 4.0s? When the disk is at its final speed, what is the tangential velocity of the bug? What is its cent..

Isothermal expansion : An ideal gas expands isothermally, performing 2.59E+3J of work in the process. Compute the change in internal energy of the gas.

Efficiency of a heat engine : A heat engine does 7210 J of work in all cycle while absorbing12.2 kcal of heat from a high-temperature reservoir. What is the efficiency (in percent) of this engine?

Minimum power of the engine needed to run the heat pump : A heat pump delivers 34.0 kW to heat a house. The outside temperature is -9.0°C and the inside temperature of the hot-air supply for the heating fan is44.0°C. What is the coefficient of performance of a Carnot heat pump operating among these temperat..

Neutrons-like electrons have ant symmetric wave functions : Two neutrons are in an infinite square well with L = 2.0 fm. What is the minimum total energy that the system can have? (Neutrons, like electrons, have ant symmetric wave functions. Ignore spin.)

A battery has an internal resistance : A battery has an internal resistance of 0.014 Ω and an emf of 9.00 V. What is the maximum current that can be drawn from the battery without the terminal voltage dropping below 8.70V?

Wat is their phase dissimilarity due solely path difference : Nearly monochromatic coherent 632.8 nm light is split into two beams. They come back together at point P with a path dissimilarity of 3.164 μm. Wat is their phase dissimilarity (in degrees) due solely to this path difference?

User Account

All Pages