An applied force F acts on three boxes as showen un the figure . the coeffcient of kinrtic fricton is uk = 0.100 and is the same for each box.
1. The applied force is adjusted so that the boxes are pushed at aconstant speed to the right of 2m/s. The magnitude of the force is:
A) 25 N B) 60 N C) 20 N D) 75 N E) 90 N
2. Under the conditions desccriped in question 1, the magnitude of the force exerted by box 3 on box 2 is :
A) 25 N B) 60 N C) 20 N D) 75 N E) 90 N
3.The applied force is adjusted so that the boxes accelerrate to the right at a rate of 2 m/s2. the magnitude of the resultant force acting on box 2 is :
A) 30 N B) 70 N C) 150 N D) 120 N E) 225N
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An applied force F acts on three boxes as showen un the figure .
the coeffcient...
2 8. [Ipt] A force of magnitude F = 9.30 N pushes three boxes with masses...
2 8. [Ipt] A force of magnitude F = 9.30 N pushes three boxes with masses m1 = 1.50 kg, m2 = 2.40 kg, and m3 = 4.90 kg, on a level surface, as shown in the diagram. Draw a free body diagram (FBD) showing all of the individual forces acting on the system consisting of boxes 2 and 3 together. Indicate the directions of the five forces listed below, choosing from vectors A-D in the diagram If a force...
The 1kg box shown in the figure has a force of f=21 N applied at an...
The 1kg box shown in the figure has a force of f=21 N applied at an angle of theta = 60 degrees this box travels on a distance of d=20 M. The coefficient of kinetic friction between the box and the surface is 0.2 to the nearest joule, what is the magnitude of the work done by friction on this box?
Base your answers to questions 58 and 59 which represents a hydraulic system where a force...
Base your answers to questions 58 and 59 which represents a hydraulic system where a force f-5 N is exerted on the left piston of area a 2 m2. This results in an upward force being exerted on a larger piston of area A 100 m' on the right 58) What is the added pressure applied to the fluid by the force f? a)5Pa b) 10Pa c) 2.5 Pa d) 20Pa e) None ofthe above 59) What is the upward...
2. A block is pushed up a frictionless 30° incline by an applied force as shown....
2. A block is pushed up a frictionless 30° incline by an applied force as shown. If F 25 N and M 3.0 kg, what is the magnitude of the resulting acceleration of the block? o) 15 30 ma cost 30° mg Fsn(son a. 2.3 m/s2 b. 4.6 m/s c. 3.5 m/s2 d. 2.9 m/s? e. 5.1 m/s
2.87 Problems55 the magnitsde and direction of the force F 2.81 A force acts at the...
2.87
Problems55 the magnitsde and direction of the force F 2.81 A force acts at the origin of a coordinate system in a direction l by the angles 869.3 and e 57.9. Knowing that the y compo- nent of the force is -174.0 lb, determine (a) the angle ,, (b) the o components and the magnitude of the foree. 2.82 A force acts at the origin of a coordinate system in a direction defined by the angles &-70.9 and &-144.9....
Problem 3 (20 points) In the following figure, a horizontal force F is applied to a...
Problem 3 (20 points) In the following figure, a horizontal force F is applied to a large block of mass M with a massless pulley attached to it. While the block M is moving to the right, the other two blocks mi and m2 remain stationary problem relative to M. All surfaces are frictionless for this (a) Draw separate free body diagrams for M(including the massless pulley), mi, and m2 respectively. On the free body diagrams, please only draw and...
1) An object feels the impact of 3 forces. The mass of the object is 2.82...
1) An object feels the impact of 3 forces. The mass of the object is 2.82 kg. The object has an acceleration of 1.93 m/s2 at 28.6 degrees N of E. Force 1 is 11.0 N at 62.4 degrees S of E and Force 2 is 18.8 N at 57.5 degrees S of W. What is the magnitude and direction of Force 3? (Assume that no additional forces act on the object.)Do not use energy ideas in your solution. 2)...
The impulse of an object is 1 a. the product of (the peak force applied to...
The impulse of an object is 1 a. the product of (the peak force applied to an object) x (time interval during which the force acts). 2 b. the product of (the average force applied to an object) x (time interval during which the force acts). 3 c. the average force applied to an object for a period of 1 sec. 4 d. the peak force applied to an object for a period of 1 sec. 5 e. the total...
igure below shows a sixbar linkage. An input t force F, 200 lb is applied at...
igure below shows a sixbar linkage. An input t force F, 200 lb is applied at the end E of link 2 with a linear velocity , 20 n/s to the left Determine velocities on(AB), a (CD), y letider B) and vp (slider D), F at slider D (CD), v, (stider B), s I Fin-200 lb3.91 -? ut 02 6 in AB#5 in A AC-BC CD-2.5 in scale: l12 60* oin In. 90* 4 3, 333x3 02
Part II Mutiple Choice (2 pt each What is the applied horizontal force required to accelerate...
Part II Mutiple Choice (2 pt each What is the applied horizontal force required to accelerate a 25-kg box across a floor at a rated 3 m/s2 if there is also a force of friction of 12 N? a 75 N 37 N c. 12 N d. 63 N e. 87 N 25-3-7ร What is your weight on Mars if the surface gravity on Mars is 9MARS 3.36 m/s and your w on Earth is 450 N? a. 450 N...
2 8. [Ipt] A force of magnitude F = 9.30 N pushes three boxes with masses m1 = 1.50 kg, m2 = 2.40 kg, and m3 = 4.90 kg, on a level surface, as shown in the diagram. Draw a free body diagram (FBD) showing all of the individual forces acting on the system consisting of boxes 2 and 3 together. Indicate the directions of the five forces listed below, choosing from vectors A-D in the diagram If a force...
Base your answers to questions 58 and 59 which represents a hydraulic system where a force f-5 N is exerted on the left piston of area a 2 m2. This results in an upward force being exerted on a larger piston of area A 100 m' on the right 58) What is the added pressure applied to the fluid by the force f? a)5Pa b) 10Pa c) 2.5 Pa d) 20Pa e) None ofthe above 59) What is the upward...
2. A block is pushed up a frictionless 30° incline by an applied force as shown. If F 25 N and M 3.0 kg, what is the magnitude of the resulting acceleration of the block? o) 15 30 ma cost 30° mg Fsn(son a. 2.3 m/s2 b. 4.6 m/s c. 3.5 m/s2 d. 2.9 m/s? e. 5.1 m/s
2.87
Problems55 the magnitsde and direction of the force F 2.81 A force acts at the origin of a coordinate system in a direction l by the angles 869.3 and e 57.9. Knowing that the y compo- nent of the force is -174.0 lb, determine (a) the angle ,, (b) the o components and the magnitude of the foree. 2.82 A force acts at the origin of a coordinate system in a direction defined by the angles &-70.9 and &-144.9....
Problem 3 (20 points) In the following figure, a horizontal force F is applied to a large block of mass M with a massless pulley attached to it. While the block M is moving to the right, the other two blocks mi and m2 remain stationary problem relative to M. All surfaces are frictionless for this (a) Draw separate free body diagrams for M(including the massless pulley), mi, and m2 respectively. On the free body diagrams, please only draw and...
The impulse of an object is 1 a. the product of (the peak force applied to an object) x (time interval during which the force acts). 2 b. the product of (the average force applied to an object) x (time interval during which the force acts). 3 c. the average force applied to an object for a period of 1 sec. 4 d. the peak force applied to an object for a period of 1 sec. 5 e. the total...
igure below shows a sixbar linkage. An input t force F, 200 lb is applied at the end E of link 2 with a linear velocity , 20 n/s to the left Determine velocities on(AB), a (CD), y letider B) and vp (slider D), F at slider D (CD), v, (stider B), s I Fin-200 lb3.91 -? ut 02 6 in AB#5 in A AC-BC CD-2.5 in scale: l12 60* oin In. 90* 4 3, 333x3 02
Part II Mutiple Choice (2 pt each What is the applied horizontal force required to accelerate a 25-kg box across a floor at a rated 3 m/s2 if there is also a force of friction of 12 N? a 75 N 37 N c. 12 N d. 63 N e. 87 N 25-3-7ร What is your weight on Mars if the surface gravity on Mars is 9MARS 3.36 m/s and your w on Earth is 450 N? a. 450 N...
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