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A long electric cable generates heat at a rate qc. Half the cable is buried underground while the other half exchanges heat by radiation and convection.
Heat is generated at a rate qc in a spherical shell with inner radius and outer radius Heat is added at the outer surface at a uniform flux.
Heat is removed from the inside surface at a uniform flux Use a simplified radiation model and write the heat equation and boundary conditions.
One of the plane surfaces is insulated while the other exchanges heat by convection with an ambient fluid at The heat transfer coefficient is h.
Write the heat equation and boundary conditions for steady state one-dimensional conduction.
What is the old-earth secular viewpoint on your chosen topic?
What forces act on the two carts as they interact during a collision? What is Newton's third law prediction for the processes studied?
It contains 100 billion stars, each with a radius similar to the Sun's, 6.96 x 1010 cm. What fraction of the galaxy's disk is covered by stars?
What is the momentum of a billiard ball with a mass of 160 gram moving with a speed of 12m/s?
For essay, you will be using the assigned book, The Confessions of Nat Turner. This book is a brief telling of the story of Nat Turner and his slave rebellion
What constant speed must the second swimmer have in order to catch up to the leader at the end of the pool?
Why was Mao Zedong successful in overcoming the more powerful Nationalist Chinese during the Civil War of 1928-49?
You will write an analysis of the qualities, significance, bias (implice & explicit) of an image or practice that relates to African American experience
The concrete is strengthened by the addition of eight vertical 25 ×25mm square steel reinforcing bars placed symmetrically about the vertical axis of the pier.
For instance, Maxwell's research led to the development of radio waves. If you listen to a radio, then you are using Maxwell's research
Create a two-page paper, identify the physics principles contained within the following scenario. Explain how these principals connect to Einstein's theory
In a two-page paper, research three examples of technologies that use quantum mechanics. Explain, in your own words, how these applications impact society
We have discussed the birth of the earliest cities and civilizations to the emergence of ever-larger empires. What were some of the strategies
Settlement/diffusion/expansion/invasion patterns of pristine and early civilizations throughout Asia and Africa?
Select one Gothic cathedral and discuss the relationship of technology, ritual and form. Also, identify and consult at least two additional scholarly sources
The number of people afflicted with the common cold in the winter months steadily decreased by 7851 each year from 2009 until 2013.
Identify the two major divisions of the peripheral nervous system.
Below are images and descriptions of three different arrangements of charges from the ‘Electric Field Hockey' simulation.
Maria is a sedentary, 68-year-old woman who is overweight. She complains that her hands and feet are always cold, and she tires quickly when cleaning the house
The following relevant and concise information must (if pertinent) be included in your write up.