63. Box A weighs 80 N and rests on a table (Figure 4-41). A rope that connects boxes A and B drapes over a pulley so that box B hangs above the table, as shown in the figure. The pulley and rope are massless and the pulley is frictionless. What force does the B. table exert on box A if box B weighs (a) 35 N; (b) 70 N; (c) 90 N? Figure 4-41 Problem 63

63. Box A weighs 80 N and rests on a table (Figure 4-41). A rope that connects boxes A and B drapes over a pulley so that box B hangs above the table, as shown in the figure. The pulley and rope are massless and the pulley is frictionless. What force does the B. table exert on box A if box B weighs (a) 35 N; (b) 70 N; (c) 90 N? Figure 4-41 Problem 63

Name: 63. •Box A weighs 80 N andrests on a table (Figure 4-41). Athat conne
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Description: 63. •Box A weighs 80 N andrests on a table (Figure 4-41). Athat connects boxes A and Bropedrapes over a pulley so that boxB hangs above the table, as shownin the figure. The pulley and ropeare massless and the pulley isfrictionless. What force does

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter4: Dynamics: Force And Newton's Laws Of Motion

Section: Chapter Questions

Problem 18CQ: Why does an ordinary rifle recoil (kick backward) when fired? The barrel of a recoilless rifle is...

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