4. Alfredo is pulling on a sled with a force of 75.0 N at an angle of 35.0°. The coefficient of friction between the sled and the snow is 0.332. Maribor is pulling on a similar sled with a force of 75.0 N directly along the horizontal. How do the forces of friction compare in the two cases? Explain your answer.

4. Alfredo is pulling on a sled with a force of 75.0 N at an angle of 35.0°. The coefficient of friction between the sled and the snow is 0.332. Maribor is pulling on a similar sled with a force of 75.0 N directly along the horizontal. How do the forces of friction compare in the two cases? Explain your answer.

Name: 4. Alfredo is pulling on a sled with a force of 75.0 N at an angle of
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Description: 4. Alfredo is pulling on a sled with a force of 75.0 N at an angle of 35.0°. The coefficient of friction between thesled and the snow is 0.332. Maribor is pulling on a similar sled with a force of 75.0 N directly along thehorizontal. How do the forc

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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Similar questions

1. A supermarket cart has a mass of 17kg. When pushed by a force of 15N, it accelerates at 0.5 m/s^2 (E). Draw an FBD, please! a). Calculate the force of friction acting on the cart b). What is the coefficient of kinetic friction between the cart and the floor?
That same 80 kg object is sliding across the table because you are applying a force of +300 N. If the coefficient of friction is 0.3, Determine the NET Force acting on the object, if any. Again, I would draw the free body diagram for this question. O a. +240 N b. +60 N C. -60 N d. -240 N
4. A block of mass m accelerates up a slope that has friction. a. Draw a free-body diagram for the block indicating all the forces acting on it. (Note that there must be a force acting on the block in order for it to accelerate up the slope.) b. Write down the equations for Newton's 2nd law for both x and y directions. c. Solve for the applied force Fap in terms of the angle of incline 0, mass m, acceleration of the block a, kinetic friction force fr, and acceleration of gravity g.
6. A cable is pulling on box B, causing both boxes to move together to the right. Make a free-body diagram of block A a. if the table is frictionless, and b. if there is friction between block B and the table and the pulling force is equal in magnitude to the friction force the table exerts on block B. B Horizontal table Pull
2. A 10. Kg box pulled with a 40. N force at an angle of 20. degrees above the horizontal. The coefficient of kinetic friction is 0.20. Note it is moving along the table top. a) Draw a FBD showing all forces and the components of the pulling force. b) Determine the normal force. c) Determine force of friction acting on the box. d) Determine the acceleration of the box. e) Assume the box started from rest and was pulled for 2.0 seconds. Then the pulling force was removed. (i) Find the speed of the box after the 2.0 seconds. (ii) Determine how long it took for the box to come to rest after the pulling force was removed. 10kg -> 40N <200
5. A 3 kg book is held against a wall with a force F at an angle of 30° as shown below. The coefficient of friction of the wall with the book is 0.3. A. Draw a free body diagram for the book. B. Determine the minimum force F needed for the book not to slide down the wall.
Multiple part question: A worker in a factory slides a heavy box up a ramp into a truck. The box has a mass of 84 kg, and the ramp is 3 m long and makes an angle of 34° with the horizontal. The coefficient of friction between the box and ramp is 0.6. What is the weight of the box? What is the normal force acting on the box? What is the force of friction acting on the box? Assuming the worker pushes the box up the ramp with a constant velocity, how much work does the factory worker do on the box in order to get it into the truck? How much gravitational potential energy does the box have once it reaches the top of the ramp?
2B. Blocks A and B are connected by a cable that passes over a frictionless pulley as shown. If the weight of A is 200 N and the incline plane is smooth, (a) Draw the FBD of each block (b) what should be the mass of B to keep them at rest? (c) Find the magnitude and direction of the force exerted by the incline on the block
1. Two forces act on a 25 kg cart. One force has a magnitude of 30 N and is directed east. The other force has a magnitude of 25 N and is directed at an angle of 45° north of east. (Draw free-body diagram here) a. What is the net force on the cart? (Include direction.) b. What is the acceleration of the cart?
1. Suppose you are standing on a weighing scale in an elevator. What is the reading scale when you are accelerating upward and accelerating downward at a rate of 2.0 m/s^2 . Your mass is 50.0 kg 2. A man pulls 100 n box using a rope oriented at an angle of 30 degrees with the horizontal force on a rough floor that exerts 8 n frictional force on the box. suppose the box has moved a distance of 10 m to the right. find the work done by each force acting on the box. what is the net work done on the box.
B4
1) The block on a 60° inclined plane weighs 100 pound and is held by the minimum possible force T as shown in the figure. The coefficient of both static and kinetic friction between the block and the inclined plane is 0.2, and the pulleys are frictionless. T а. Draw the free body diagram (FBD) of the block showing all forces and their directions acting on it. b. Compute all unknown forces including T shown in your FBD. Now if you want to move the block upward on the inclined plane С. by applying minimum possible force T then draw the FBD of the block showing all forces with directions acting on it. d. Now assume the pulleys are stuck (do not rotate any more) and the 60° rope slides over the stuck pulleys as the block moves up. the coefficient of both static and kinetic friction between the pulley surface and the rope is 0.1. Draw the FBD of the block showing all forces with directions acting on the block when the block is pulled upward by the minimum rope force T. е. For the stuck…