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How much work is performed by a force of 48.5 N in moving an object a distance of 7.00 m in the direction of the force, in units of joules?

How much work is performed by a force of 48.5 N in moving an object a distance of 7.00 m in the direction of the force, in units of joules?

College Physics
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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Please answer the four questions
QUESTION 1 How much work is performed by a force of 48.5 N in moving an object a distance of 7.00 m in the direction of the force, in units of joules? QUESTION 2 A bird of mass 0.316 kg flies with a speed of 12 m/s. What is the kinetic energy of the bird, in units of joules? QUESTION 3 What is the increase in gravitational potential energy of an object of mass 3.48 kg when it is raised from the ground to a height of 4.20 m, in units of joules? QUESTION 4 A helical spring with a spring constant of 94.9 N/m, is stretched by a distance of 22 cm. How much elastic potential energy is stored in the spring, in units of joules?
Transcribed Image Text:QUESTION 1 How much work is performed by a force of 48.5 N in moving an object a distance of 7.00 m in the direction of the force, in units of joules? QUESTION 2 A bird of mass 0.316 kg flies with a speed of 12 m/s. What is the kinetic energy of the bird, in units of joules? QUESTION 3 What is the increase in gravitational potential energy of an object of mass 3.48 kg when it is raised from the ground to a height of 4.20 m, in units of joules? QUESTION 4 A helical spring with a spring constant of 94.9 N/m, is stretched by a distance of 22 cm. How much elastic potential energy is stored in the spring, in units of joules?
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