A force is given by the vector F = ( 13 i + 8 j) N and moves from the point (3i+ 8j) m to the point (4i + 9j) m. Find the work done. Include the symbol (abbreviation) of the unit. HINT: use the dot product 4

A force is given by the vector F = ( 13 i + 8 j) N and moves from the point (3i+ 8j) m to the point (4i + 9j) m. Find the work done. Include the symbol (abbreviation) of the unit. HINT: use the dot product 4

Name: A force is given by the vector F = ( 13 i + 8 j) N and moves from the
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Description: A force is given by the vector F = ( 13 i + 8 j) N and moves from the point (3i + 8j) m to the point (4i + 9j ) m. Find the work done.Include the symbol (abbreviation) of the unit.HINT: use the dot product

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter6: Energy Of A System

Section: Chapter Questions

Problem 14P: The force acting on a particle varies as shown in Figure P6.14. Find the work done by the force on...

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The force acting on a particle is Fx = (8x 16), where F is in newtons anti x is in meters. (a) Make a plot of this force versus x from x = 0 to x = 3.00 m. (b) From your graph, find the net work done by this force on the particle as it moves from x = 0 to x = 3.00 m.
A sled of mass 70 kg starts from rest and slides down a 10 incline 80 m long. It then travels for 20 m horizontally before starting back up an 8° incline. It travels 80 m along this incline before coming to rest. What is the magnitude of the net work done on the sled by friction?
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The force acting on a particle varies as shown in Figure P6.14. Find the work done by the force on the particle as it moves (a) from x = 0 to x = 8.00 m, (b) from x = 8.00 m to x= 10.0 m, and (c) from x = 0 to x = 10.0 m.
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(a) What is the average useful power output of a person who does 6.00106J of useful work in 8.00 h? (b) Working at this rate, how long will it take this person to lift 2000 kg of bricks 1.50 m to a platform? (Work done to lift his body can be omitted because it is not considered useful output here.)
A block of mass m = 2.50 kg is pushed a distance d = 2.20 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle = 25.0 below the horizontal as shown in Figure P5.8. Determine the work done by (a) the applied force, (b) the normal force exerted by the table, (c) the force of gravity, and (d) the net force on the block. Figure P5.8