Heat must be transferred from the cold space at a rate of 2

Assignment Help Mechanical Engineering

Reference no: EM13641494

A household freezer operates in a room at 20ºC. Heat must be transferred from the cold space at a rate of 2 kW to maintain its temperature at -30ºC. What is the theoretically smallest (power) motor required to operate this freezer?

Reference no: EM13641494

Questions Cloud

A wire of cross-sectional area 50010-6 m2 has a resistance : a wire of cross-sectional area 5.0010-6 m2 has a resistance of 1.75 ohms. what is the resistance of a wire of the same

Suppose that 1 kg of saturated water vapor at 100ordmc is : suppose that 1 kg of saturated water vapor at 100ordmc is condensed to a saturated liquid at 100ordmc in a

A touches b then the two spheres are separated b touches c : a metal sphere a has charge q. two other sphere b and c are identical to a except they have zero net charge. a touches

When a suspected drunk driver blows 188 ml of his breath : when a suspected drunk driver blows 188 ml of his breath through the fuel-cell breathalyzer the breathalyzer produces

Heat must be transferred from the cold space at a rate of 2 : a household freezer operates in a room at 20ordmc. heat must be transferred from the cold space at a rate of 2 kw to

The highest barrier that a projectile can clear is 135 m : the highest barrier that a projectile can clear is 13.5 m when the projectile is launched at an angle of 15.0 degrees

A positive charge of 440 uc is fixed in place from a : a positive charge of 4.40 uc is fixed in place. from a distance of 3.00 cm a particle of mass 6.70 g and charge 3.20 uc

Calculate the molar mass of vitamin c where a solution : calculate the molar mass of vitamin c where a solution contains 55.0 g of vitamin c dissolved 25.0 g of water. the

It is known that 35 of all students in a college are : it is known that 35 of all students in a college are football fans. a sample of 12 students is selected at random. find

User Account

All Pages