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Homework STATICS 800 Ib 1) Replace the 800-lb force acting at point A by a force- couple system at (a) point O and (b) point B.

Homework STATICS 800 Ib 1) Replace the 800-lb force acting at point A by a force- couple system at (a) point O and (b) point B.

Elements Of Electromagnetics
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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bäö öel jäll - 2_5307720885044517464.pdf سجل دخولك لتحرير الملف وحفظ التغي يرات التي تج. . . by the road surtace. iI it is knowWn that the resui- tant of these two forces makes a 15 angle with the vertical, determine the equivalent force-couple sys- tem at the car mass center G. Treat this as a two- A F 1000 7000 N dimensional problem. tan 15- iS = 700 G iosm At G : R - ZF = 7250 N "7o00 N (--s R 2 M, = 7000 () + 1876 C.5) N. m 7140 3 Engineering Mechanies, Staties, Ch, Sth Edition, Meriam & Kraige STATICS Homework 800 Ib 1) Replace the 800-lb force acting at point A by a force- couple system at (a) point O and (b) point B. 2)A lug wrench is used to tighten a square-head bolt. If 50-lb forces are applied to the wrench as shown, determine the magnitude F of the equal forces ex- erted on the four contact points on the 1-in. bolt head so that their external effect on the bolt is equivalent G0 Ib to that of the two 50-lb forces. Assume that the forces are perpendicular to the flats of the bolt head. Ans. F- 700 Ib View C Detail felearances exagerated) 14 50 lb 3) The wrench is subjected to the 200-N force and the 300 mm force P as shown. If the equivalent of the two forces is a force R at 0 and a couple expressed as the vector M - 20k N m, determine the vector expressions for P and 200 N P and R. 160 mm Ans. P - 40j N R = -160j N 4 من 4
Transcribed Image Text:bäö öel jäll - 2_5307720885044517464.pdf سجل دخولك لتحرير الملف وحفظ التغي يرات التي تج. . . by the road surtace. iI it is knowWn that the resui- tant of these two forces makes a 15 angle with the vertical, determine the equivalent force-couple sys- tem at the car mass center G. Treat this as a two- A F 1000 7000 N dimensional problem. tan 15- iS = 700 G iosm At G : R - ZF = 7250 N "7o00 N (--s R 2 M, = 7000 () + 1876 C.5) N. m 7140 3 Engineering Mechanies, Staties, Ch, Sth Edition, Meriam & Kraige STATICS Homework 800 Ib 1) Replace the 800-lb force acting at point A by a force- couple system at (a) point O and (b) point B. 2)A lug wrench is used to tighten a square-head bolt. If 50-lb forces are applied to the wrench as shown, determine the magnitude F of the equal forces ex- erted on the four contact points on the 1-in. bolt head so that their external effect on the bolt is equivalent G0 Ib to that of the two 50-lb forces. Assume that the forces are perpendicular to the flats of the bolt head. Ans. F- 700 Ib View C Detail felearances exagerated) 14 50 lb 3) The wrench is subjected to the 200-N force and the 300 mm force P as shown. If the equivalent of the two forces is a force R at 0 and a couple expressed as the vector M - 20k N m, determine the vector expressions for P and 200 N P and R. 160 mm Ans. P - 40j N R = -160j N 4 من 4
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