A block weighs 100. N and rests on a horizontal surface. If Ms = 0.50 and uk = 0.20 between the block and the horizontal surface, then (a) What is the magnitude of the frictional force acting on the block? Justify your What is the magnitude of the frictional force acting on the block if a horizontal force of 35.0 N is now used to push the block? Justify your answer with a calculation. What is the magnitude of the minimum horizontally applied force that will start the block sliding? Justify your answer with a calculation. If the magnitude of the applied horizontal force on the block is 55.0 N, what is the magnitude of the frictional force acting on the block? Justify your answer with a calculation.

Q: A 2.0kg block rests on a level surface. The coefficient of static friction is μs= 0.60, and the…

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Q: A physics textbook is placed on an inclined slope with an adjustable angle a. The coefficients of…

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Q: A 50.7 kg box is resting on a horizontal floor. A force of 317.1 N directed at an angle of 34.1°…

A: Given;-  The mass of the box is m = 50.7 kg  A force of 317.1 N directed at an angle of 34.1° below…

Q: While sliding an object across the floor Harry and Albert exert forces on the object. Harry's force…

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Q: A student presses a book between his hands, as the drawing indicates. The forces that he exerts on…

A: Given: Weight of the book, W=26.9 N co-efficient of static friction, μs=0.414

Q: F_ m m μsk y x

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Q: A 2.270 kg block of wood rests on a steel desk. The coefficient of static friction between the block…

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Q: A 12.4 kg block is pulled by a force of 26.8 N across a horizontal table. The coefficient of static…

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Q: A) An object weighing 500kg is to be pulled by a man by exerting a force P. Force P is inclined at…

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Q: Of the following statements, indicate on the line whether they are true (T) or false (F): ___ The…

A: Given  Let the friction force between two surface is given as F,  Let m be the mass of object , and…

Q: The 121-lb force P is applied to the 250-lb crate, which is stationary before the force is applied.…

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Q: A block of mass 3.00kg is pushed up against a wall by a force P that makes an angle of θ=50.00 with…

A: Explanation Assume that, the block is moving in upward direction to get maximum possible value of P.…

Q: You pull a short refrigerator with a constant force F across a greased (frictionless) floor, either…

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Q: moving.What is the coefficient of static friction between the shoe and the surface material? What is…

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Q: Due to a jaw injury, a patient must wear a strap that produces a net upward force of 5.00 N on his…

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Q: There are two forces on the 1.82 kg box in the overhead view of the figure but only one is shown.…

A: There are two forces on the 1.82 kg box in the overhead view of the figure but only one is shown.…

Q: To measure the static friction coefficient between a 1.6-kg block and a vertical wall. A spring…

A: Force applied on the spring is transferred to the block and this force is balanced by normal force

Q: A force F is used to hold a block of mass m = 4.00 kg on an incline as shown in the diagram. The…

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Q: A 1,060-N crate is being pushed across a level floor at a constant speed by a force F of 370 N at an…

A: Magnitude of force (F) = 370 N Angle (θ) = 20oWeight of crate (w) = 1060 N

Q: An object weighing 500kg is to be pulled by a man by exerting a force P. Force P is inclined at an…

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Q: Timmy is done placing his things in a big box and ready to transfer to his new condo unit. The…

A: Given Angle of elevation of the ramp is given as θ=24.6° Mass of the box is m=47.5 kg Coefficient of…

Q: A sled is held on an inclined plane by a cord pulling directly up the plane. The sled is to be on…

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Q: You want to use a rope to pull a 12 kg box of books up a plane inclined 30 degrees above the…

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Q: Express your answer in newtons. Two forces, F, and F2, act at a point. The magnitude of F, is 8.50…

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Q: Mass mB = 25 kg is on a horizontal surface connected by a rope over a pulley to mass mA = 15 kg.…

A: mB = 25 kg  mA = 15 kg N is the normal force and fs is the static friction.

Q: Bob is pulling a box of his toys of mass 15.0 kg along a rough horizontal surface for a distance of…

A: Given data: The tension in the rope is T=58 N. The mass of toy car is m=15 kg. The frictional force…

Q: A block of mass 3.00 kg is pushed up against a wall by a force P that makes 50.0 degrees angle with…

A: The free body diagram of the system is as shown below:…

Q: What is the minimum value of the force H that affects the template to stay in place? Note that the…

A: Given: The mass of the mold is m=2.2 kg. The coefficient of static friction is μ=0.65. The formula…

Q: A 35kg block is pushed with a force of 14.0 N across the floor. The force of friction is 2.0 N.…

A: Free Body Diagram:

Q: A 1350-kgkg car pulls a 330-kgkg trailer. The car exerts a horizontal force of 3.6 ×× 103 NN against…

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Q: As the cat pushes the vase with its paw, the vase moves. Then, the cat maintains a constant applied…

A: we have been given static friction and coefficient of kinetic friction and we need to find what is…

Q: A person pushes horizontally with a force of 170. N on a 52.0 kg crate to move it across a level…

A: Given data: The horizontal force is F=170 N. The mass of crate is m=52.0 kg. The coefficient of…

Q: Lauren pulls her 18 kg suitcase at a constant speed by pulling on a handle that makes an angle of θ…

A: Given, Mass, m=18 kg frictional force, fk =27N Applied force, F=43 N As of suitcase is moving with…

Q: The 58-lb force P is applied to the 150-lb crate, which is stationary before the force is applied.…

A: The frictional force acting on an object is given by Ff = μN, where μ = the coefficient of friction…

Q: A man pushes a m kg block of ice across a frozen lake by applying force F at an angle below the…

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Q: A 1.850 kg block of wood rests on a steel desk. The coefficient of static friction between the block…

A: Mass = 1.850 kg  μs = 0.555μk = 0.305 F = 6.19 N

Q: Consider the two different designs of nutcracker shown in (Figure 1). Suppose that in both cases a…

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Q: Two rough blocks are at rest on a slope as shown. Block A mass is 5 kg. Block B mass is 10 kg. The…

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Q: A box weighing 50 N rests on a horizontal surface.  A person pulls with a force of 10N to the right…

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Q: 5 kg block is placed on an inclined plane of angle 30 degrees and pushed up the plane with a…

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Q: A desperate hiker has to think fast to help his friend who has fallen below him. Quickly, he ties a…

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Q: Z ND N Daisy walks acresoss a force platform and the forces exerted by her foot during a step…

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Q: The 137-lb force P is applied to the 240-lb crate, which is stationary before the force is applied.…

A: Given, 137-lb force P is applied to the 240-lb crate. μs = 0.51 and μk = 0.39 Static friction = μsN…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: