Q1/ The 500-kg uniform beam is subjected to the three external loads shown. Compute thereactions at the support point O. The x-y plane is vertical.30°15 kN-m3 kNC1.4 kN1.2 m-1.8 m1.8 mQ2/ A former student of mechanics wishes to weigh himself but has access only to a scaleA with capacity limited to 100 lb and a small 20-lb spring dynamometer B. With the rigshown he discovers that when he exerts a pull on the rope so that B registers 19 lb, thescale A reads 67 lb. What is his correct weight?Q3/ When the 0.05-kg body is in the position shown, the linear spring is stretched 10 mm.Determine the force P required to break contact at C. Complete solutions for (a) including theeffects of the weight and (b) neglecting the weight.P60 mm60 mmA40 mmBwwwk = 1750 N/m40 mm

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QI/ The 500-kg uniform beam is subjected to the three external loads shown. Compute the reactions at the support point O. The x-y plane is vertical. 30 3 kN 15 kN-m A B 1.4 kN -1.2 m 1.8 m 1.8 m

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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Question

Q1/ The 500-kg uniform beam is subjected to the three external loads shown. Compute the
reactions at the support point O. The x-y plane is vertical.
30°
15 kN-m
3 kN
C
1.4 kN
1.2 m-
1.8 m
1.8 m
Q2/ A former student of mechanics wishes to weigh himself but has access only to a scale
A with capacity limited to 100 lb and a small 20-lb spring dynamometer B. With the rig
shown he discovers that when he exerts a pull on the rope so that B registers 19 lb, the
scale A reads 67 lb. What is his correct weight?
Q3/ When the 0.05-kg body is in the position shown, the linear spring is stretched 10 mm.
Determine the force P required to break contact at C. Complete solutions for (a) including the
effects of the weight and (b) neglecting the weight.
P
60 mm
60 mm
A
40 mm
B
www
k = 1750 N/m
40 mm

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