How does forced convection differ from natural convection

Assignment Help Physics
Reference no: EM131277342

1. How does forced convection differ from natural convection?

2. We often turn the fan on in summer to help us cool. Explain how a fan makes us feel cooler in the summer. Also explain why some people use ceiling fans also in winter.

Reference no: EM131277342

Questions Cloud

Cost and market demand conditions : Suppose that there were three identical firms instead of only two under the cost and market demand conditions outlined in section 13.2 What would be the Cournot equilibrium in terms of each firm's output as well as the total market output? If ther..
Which is a better heat conductor diamond or silver : Consider heat loss through the two walls of a house on a winter night. The walls are identical, except that one of them has a tightly fit glass window. Through which wall will the house lose more heat? Explain.
Resemble that obtained with perfect competition : Under which oligopoly model does the outcome most nearly resemble that obtained with pure monopoly? Under which oligopoly model does the outcome most nearly resemble that obtained with perfect competition?
Recruitment and selection activities within high-performance : Recruitment and selection activities within a high-performance organization include three of the following. Which is not a recruitment and selection activity within a high-performance organization? Which of the following statements about expert syste..
How does forced convection differ from natural convection : We often turn the fan on in summer to help us cool. Explain how a fan makes us feel cooler in the summer. Also explain why some people use ceiling fans also in winter.
Distinguish sampling error from non sampling error : Distinguish sampling error from non sampling error.- Because we cannot easily calculate non sampling errors, how must the prudent researcher handle non sampling error?
Identify consumers maximum willingness to pay : In the table above, identify consumers' maximum willingness to pay for each quantity of sprockets and fill in the blank cells in the "Price" column. You can find these values by plugging different quantities into the demand function above.
Identify the primary sources of heat loss from your house : In your analysis, consider the contribution of the internal heat sources such as people, lights, and appliances. Identify the primary sources of heat loss from your house and propose ways of improving the energy efficiency of your house.
Professionalism in the workplace : Before you begin this discussion, review the presentation: Professionalism in the Workplace - Externship, Volunteer, Part-Time Job. A transcript of the presentation is available here.

Reviews

Write a Review

Physics Questions & Answers

  In free-fall the acceleration is always

Given Statement: "In free-fall the acceleration is always g and always straight downward regardless of the motion." Three Objections:(a) If I drop a balloon or a feather, it doesn't fall nearly as fast as a brick.

  What is the tangential speed of ball

An airplane is flying with a velocity of 95m/s at an angle of 19.0^circ above the horizontal. When the plane is a distance 124m straight above a dog that is standing on level ground, suitcase drops out of luggage compartment.

  Find how deep is the pit

If she hears the rope hit the ground 5.31 seconds later, how deep is the pit? Assume the speed of sound in air 345.0 m/s

  What is the molar specific heat for this process

A monatomic ideal gas expands on a linear process such that P=3V + P1 ( initial pressure.) P1 and V1 are the initial pressure and initial volume

  Defend or refute the statements

Defend or refute the statements based upon your reading or any other outside sources you can quote. All statements must be backed up with citable references that are to be included in your discussion.

  What is radius of geostationary orbit for this neutron star

The weight of a star is usually balanced by two forces: the gravitational force, acting inward, and the force created by nuclear reaction, acting outward. Over a long period of time, the force due to nuclear reactions gets weaker, causing the grav..

  What is the speed of the water at the top of the falls

The height of the upper falls at Yellowstone Falls is 32.2m. When the water reaches the bottom of the falls, its speed is 25.8m/s. what is the speed of the water at the top of the falls

  Define velocity and acceleration in terms of position and

1- define velocity and acceleration in terms of position and time. differentiate between the instantaneous quantities

  In how many different orders can the games of one of the

suppose that a basketball league has 32 teams split into two conferences of 16 teams each. each conference is split

  Find the permittivity of the dielectric

The 1.48cm3 volume betweenthe plates of a 111 pF parallel-plate capacitor is filled with adielectric. The area of each plate is 0.00222 m2 and the plates are0.666 mm apart. Find the permittivity of the dielectric.

  Q1 a horizontal uniform bar of mass 26 kg and length 30 m

q1. a horizontal uniform bar of mass 2.6 kg and length 3.0 m is hung horizontally on two vertical strings. string 1 is

  Find the potential difference between the particles

A particle that carries a net charge of 9.58x10^(-5)C is held in a region of constant, uniform electric field, What is the potential difference between the particle\'s initial and final positions (Vf - Vi)

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