Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Physics Expert

Academics


Home >> Physics

A refrigerator has a coefficient of performance of 3. The ice tray compartment is at -20 C, and the room temperature is 22 C. The refrigerator can convert 30 g of water at 22 C to 30 g ice at -20 C each minute. What input power is required? Ignore any cooling by the refrigerator and give your answer in watts.

Physics, Academics

  • Category:- Physics
  • Reference No.:- M91015019

Have any Question?


Related Questions in Physics

Question a rocket is launched straight up from the earths

Question: A rocket is launched straight up from the earth's surface at a speed of 1.80×104 m/s. What is its speed when it is very far away from the earth? The response must be typed, single spaced, must be in times new r ...

Question the radius of our sun is 696 x 108 m and its total

Question: The radius of our Sun is 6.96 x 10 8 m, and its total power output is 3.85 x 10 26 W. (a) Assuming the Sun's surface emits as a black body, calculate its surface temperature. K (b) Using the result of part (a), ...

Question a point charge of magnitude q is at the center of

Question: A point charge of magnitude q is at the center of a cube with sides of length L. a) What is the electric flux through each of the six faces of the cube? b) What would be the flux through a face of the cube if i ...

Question riders on the tower of doom an amusement park ride

Question: Riders on the Tower of Doom, an amusement park ride, experience 2.0 s of free fall, after which they are slowed to a stop in 0.50 s. What is a 65 kg rider's apparent weight as the ride is coming to rest? By wha ...

Question a what is the potential difference vadnbspin

Question: a) What is the potential difference V ad  in thecircuit? b) What is the terminal voltage of the 4V battery? c) A battery with emf 10.3V and internal resistance .5ohm isinserted in the circuit d with its negativ ...

Question the total translational kinetic energy of the

Question: The total translational kinetic energy of the molecules of a sample of gas at 421 k is 3.95x10^4j. How many moles does the sample comprise? Find the average translational kinetic energy of a single molecule. Th ...

Question a plastic rod is charged to -20 by rubbinga have

Question: A plastic rod is charged to -20 by rubbing. a. Have electrons been added to the rod or protons removed? Explain. b. How many electrons have been added or protons removed? The response must be typed, single spac ...

Calculate the momentum of a 2100 kg elephant charging a

Calculate the momentum of a 2100 kg elephant charging a hunter at a speed of 7.50 m/s. kg·m/s Compare the elephant's momentum with that of a 0.0400 kg bullet fired at a speed of 600 m/s. (momentum of elephant / momentum ...

Qstion a single dog barks at a sound intensity level of

Question: A single dog barks at a sound intensity level of ? = 94 dB. Randomized Variables ? = 94 dB Part (a) Another dog runs up beside the first dog and starts barking at the same sound intensity level. What sound inte ...

The ball was thrown from 190 m height building the initial

The ball was thrown from 19.0 m height building. The Initial velocity is 39.2 M/S and it creates 30 degree angel with the horizontal surface.. Find the Max height the ball can reach, range and velocity before it hits the ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As

Follow Us

© Copyright 2013-14 mywordsolution.com All rights reserved