(II) Two rooms, each a cube 4.0 m per side, share a 14-cmthick brick wall. Because of a number of 100-W lightbulbsin one room, the air is at 30°C, while in the other room it isat 10°C. How many of the 100-W bulbs are needed tomaintain the temperature difference across the wall?
(II) Two rooms, each a cube 4.0 m per side, share a 14-cmthick brick wall. Because of a number of 100-W lightbulbsin one room, the air is at 30°C, while in the other room it isat 10°C. How many of the 100-W bulbs are needed tomaintain the temperature difference across the wall?
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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(II) Two rooms, each a cube 4.0 m per side, share a 14-cmthick brick wall. Because of a number of 100-W lightbulbs
in one room, the air is at 30°C, while in the other room it is
at 10°C. How many of the 100-W bulbs are needed to
maintain the temperature difference across the wall?
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