A former student of mechanics wishes to weigh him- self but has access only to a scale A with capacity lim- ited to 100 lb and a small 20-lb spring dynamometer B. With the rig shown he discovers that when he ex- erts a pull on the rope so that B registers 19 lb, the scale A reads 67 lb. What is his correct weight? B A

A former student of mechanics wishes to weigh him- self but has access only to a scale A with capacity lim- ited to 100 lb and a small 20-lb spring dynamometer B. With the rig shown he discovers that when he ex- erts a pull on the rope so that B registers 19 lb, the scale A reads 67 lb. What is his correct weight? B A

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Concept explainers

Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.

Question

3/7 A former student of mechanics wishes to weigh him-
self but has access only to a scale A with capacity lim-
ited to 100 lb and a small 20-lb spring dynamometer
B. With the rig shown he discovers that when he ex-
erts a pull on the rope so that B registers 19 Ib, the
scale A reads 67 lb. What is his correct weight?
B
A
Problem 3/7

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