PROBLEM SET # 8: PARTICLE UNDER A NET FORCE On the space provided, present correct and organized solutions to the following answered problems. Box the final answers. Detach each page neatly and submit to your instructor. A 15.0-N force pushes a piece of brass to the right. It took 4.0 seconds for the piece of brass to slide 35.0 meters horizontally on a steel surface at a starting velocity of 5.0 m/s. The coefficient of kinetic friction between the brass and steel is 0.37. (a) Draw the free-body diagram of the piece of brass. (b) What is the acceleration of the piece of brass within the given time frame? (Ans: 1.88 m/s?) (c) What is the mass of the piece of brass? (Ans: 2.73 kg) PROBLEM SET # 8: PARTICLE UNDER A NET FORCE On the space provided, present correct and organized solutions to the following answered problems. Box the final answers. Detach each page neatly and submit to your instructor. 2. A 2.5-kg concrete block sliding on a vertical wall is being acted upon by a force P as shown in the figure below. ASsume that the coefficient of kinetic friction between the concrete block and the wall is 0.88. т | 148° (a) Draw the free-body diagram of the concrete block. (b) If the normal force exerted by the wall to the concrete block is 20.0 N, what would be the magnitude of the external force P, and (Ans: 37.74 N) (c) The acceleration of the block? (Ans: -15.56 m/s?)
PROBLEM SET # 8: PARTICLE UNDER A NET FORCE On the space provided, present correct and organized solutions to the following answered problems. Box the final answers. Detach each page neatly and submit to your instructor. A 15.0-N force pushes a piece of brass to the right. It took 4.0 seconds for the piece of brass to slide 35.0 meters horizontally on a steel surface at a starting velocity of 5.0 m/s. The coefficient of kinetic friction between the brass and steel is 0.37. (a) Draw the free-body diagram of the piece of brass. (b) What is the acceleration of the piece of brass within the given time frame? (Ans: 1.88 m/s?) (c) What is the mass of the piece of brass? (Ans: 2.73 kg) PROBLEM SET # 8: PARTICLE UNDER A NET FORCE On the space provided, present correct and organized solutions to the following answered problems. Box the final answers. Detach each page neatly and submit to your instructor. 2. A 2.5-kg concrete block sliding on a vertical wall is being acted upon by a force P as shown in the figure below. ASsume that the coefficient of kinetic friction between the concrete block and the wall is 0.88. т | 148° (a) Draw the free-body diagram of the concrete block. (b) If the normal force exerted by the wall to the concrete block is 20.0 N, what would be the magnitude of the external force P, and (Ans: 37.74 N) (c) The acceleration of the block? (Ans: -15.56 m/s?)
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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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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Transcribed Image Text:PROBLEM SET # 8: PARTICLE UNDER A NET FORCE
On the space provided, present correct and organized solutions to the following answered
problems. Box the final answers. Detach each page neatly and submit to your instructor.
A 15.0-N force pushes a piece of brass to the right. It took 4.0 seconds for the piece of
brass to slide 35.0 meters horizontally on a steel surface at a starting velocity of 5.0 m/s.
The coefficient of kinetic friction between the brass and steel is 0.37.
(a) Draw the free-body diagram of the piece of brass.
(b) What is the acceleration of the piece of brass within the given time frame? (Ans: 1.88
m/s?)
(c) What is the mass of the piece of brass? (Ans: 2.73 kg)
Transcribed Image Text:PROBLEM SET # 8: PARTICLE UNDER A NET FORCE
On the space provided, present correct and organized solutions to the following answered
problems. Box the final answers. Detach each page neatly and submit to your instructor.
2. A 2.5-kg concrete block sliding on a vertical wall is being acted upon by a force P as
shown in the figure below. ASsume that the coefficient of kinetic friction between the
concrete block and the wall is 0.88.
т
| 148°
(a) Draw the free-body diagram of the concrete block.
(b) If the normal force exerted by the wall to the concrete block is 20.0 N, what would
be the magnitude of the external force P, and (Ans: 37.74 N)
(c) The acceleration of the block? (Ans: -15.56 m/s?)
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