An 80N force was applied to a box at an angle of 55°. How much work was done to the object if it moved 4.5 m from rest? O 206.49 J O 412.98 J 589.79 J O 294.89 J A 50-N horizontal force applied on the book created a 2- meter horizontal displacement. Which among the following expressions will lead to the correct value of work done on the book? O W=(50N) (2 meters) OW (50 N) (2 meters)cos0 = OW= (50 N) (2 meters) cos90 O W= -(50 N) (2 meters) cos180

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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An 80N force was applied to a box at an angle of 55°⁰. How
much work was done to the object if it moved 4.5 m from
rest?
O 206.49 J
O 412.98 J
589.79 J
O 294.89 J
A 50-N horizontal force applied on the book created a 2-
meter horizontal displacement. Which among the following
expressions will lead to the correct value of work done on the
book?
O W=(50N) (2 meters)
OW (50 N) (2 meters)cos0
=
O W= (50 N) (2 meters)cos90
O W= -(50 N) (2 meters) cos180
Transcribed Image Text:An 80N force was applied to a box at an angle of 55°⁰. How much work was done to the object if it moved 4.5 m from rest? O 206.49 J O 412.98 J 589.79 J O 294.89 J A 50-N horizontal force applied on the book created a 2- meter horizontal displacement. Which among the following expressions will lead to the correct value of work done on the book? O W=(50N) (2 meters) OW (50 N) (2 meters)cos0 = O W= (50 N) (2 meters)cos90 O W= -(50 N) (2 meters) cos180
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