A 1.92m C 55° ww 6101 290 E F 72° 72° G. www

Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter39: Residential Energy Auditing
Section: Chapter Questions
Problem 28RQ: What is the difference between over-the-fire draft and stack (chimney) draft?
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Question
Given the force in spring AD which is 110N, final length of spring EC is 1.92 m, spring constant k= 9 N/cm, and point G= 72⁰ in the spring and pulley system shown, (a) what is load P in N? (b) the initial strength of spring EC in mm?
A
1.92m
C
www
6101
55°
D
290
E
F
720
A72°
G.
P.
Transcribed Image Text:A 1.92m C www 6101 55° D 290 E F 720 A72° G. P.
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