lecture 7 - heat transfer

lecture 7 - heat transfer - Announcements 1/21/11 Prayer...

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Unformatted text preview: Announcements 1/21/11 Prayer Lab 2 starts tomorrow Homework solutions are being posted in hallway around corner from where you turn in the homework, right next to the CSR office. Ill be out of town on Monday. Class will be taught by Dr. Stokes. I wont have office hours, but the Chris still will. One person still doesnt have his/her clicker registered. Quick Discussion: Ralph's professor stated "If you add an ice cube to a glass of water, the temperature of the water does not necessarily decrease." That seems bizarre to him, because ice is obviously used to cool down water! Can you help him understand how his professors comment can be true? Reading quiz (graded) Which of the following is not a way heat can be transferred? a. conduction b. convection c. perpetuation d. radiation Reading quiz (graded) Which of the following does not continuously emit electromagnetic waves? a. A light bulb which is turned on b. A light bulb which is turned off c. A star d. A hot electric stove burner e. None of the above Blackbody Radiation Hot objects glow! a. That glow carries away energy Surroundings also glow!...
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lecture 7 - heat transfer - Announcements 1/21/11 Prayer...

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