A 10kg book is pressed into a flat rough vertical wall with coefficient of static friction of 0.20. What minimum force is needed to stop the book from sliding down the wall?

Q: 20 kg box sits on a level floor. The box does not move until you push on it with a horizontal force…

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Q: A mass of 12.0 kg is placed on a table. A string is tied to the mass, and run over a pulley to a…

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Q: A hockey puck having initial speed of 3.8 m/s comes to rest after a distance of 7.6 m. What is the…

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Q: Which of the following choices represents the way of calculating the kinetic friction? by…

A: To find the way of calculating kinetic friction .

Q: A 4.00 kg box sits atop a 10.0 kg box on a horizontal table. The coefficient of kinetic friction…

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Q: A 616-kg crate is placed on an adjustable inclined plane. As one end of the incline is raised, the…

A: Given data: Mass (m) = 616 kg Acceleration (a) = 0.19 m/s2 Inclined angle (θ) = 36° Acceleration due…

Q: A 2.03 kg book is placed on a flat desk. Suppose the coefficient of static friction between the book…

A: mass of book (m) = 2.03Kg Coefficient of static friction (μs) = 0.482 Coefficient of Kinetic…

Q: A 3000-pound truck accelerates at a rate of 19.158 ft/sec2 in climbing a 15-degree slope. How much…

A: Given, 3000-pound truck  Acceleration-19.158 ft/sec2 slope=15 degree coefficient of friction=0.1

Q: A small box is held in place against a rough wall by someone pushing on it with a force directed…

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Q: A 1600 kg truck is sitting stationary on a 20 degree hill. How large is the friction force that…

A: Answer:-                        Mass of a truck(m) = 1600 kg…

Q: The figure below is for a 6 kg box on a horizontal floor. Initially, you are pushing horizontally on…

A: We know that the area under the velocity time graph is acceleration. So the area under the curve is…

Q: A horizontal force of 18 N is applied to a 4 kg object standing on the horizontal surface. Since 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: A 24 kg box sits on the floor. The static coefficient of friction is 0.24. What is the approximate…

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Q: The weight of the block in the drawing is 62.0 N. The coefficient of static friction between the…

A: Weight of the block, W=62.0 N Coefficient of static friction, μs=0.440 Consider the following…

Q: 23. A 98N force is needed to push a 45kg box across the wooden floor. What is the value of the…

A: The maximum frictional force acts on the box of mass m is Fs = μmg. μ is the value of the…

Q: A stubborn, 115 kgkg mule sits down and refuses to move. To drag the mule to the barn, the…

A: Given: The mass of mule is m=115 kg. The maximum force is F=800 N. The static coefficients of…

Q: The coefficient of static friction for the knee cartilage is 0.003. What is the static friction in a…

A: The expression for the static friction force is written as, Here, µs and N represent the…

Q: A 4200 kg truck is parked on a 12 ∘∘ slope. How big is the friction force on the truck? The…

A: Given,  Mass of truck (m) = 4200 Kg Inclined Angle (θ) = 12o U3 = 0.90

Q: 6.0kg box slides down an inclined plane that makes an angle of 39 ° with the horizontal. if the…

A: Given Mass m= 6 kg Coefficient of friction μ = 0.4  θ = 39o

Q: A block is pushed across a horizontal surface by the force shown in the image. If the coefficient of…

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Q: A sled is on a horizontal surface and a rope with tension T is pulling on it at an angle e above the…

A: Given data: Tension in the rope = T Angle above the horizontal = θ Mass = M Coefficient of static…

Q: A block of mass 1.80 kg is pushed up against a wall by a force i that makes an angle of e = 50.0°…

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Q: The block shown is pulled onto a horizontal surface with a constant speed by the force shown. If M =…

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Q: A woman is pushing a box along the ground. She is exerting a horizontal force of 156 N on the box.…

A: frictional force = 135 N μmg = 135 μ * 84 * 9.8 = 135 μ = 0.164 Therefore, coefficient of kinetic…

Q: Given problem: Determine the smallest horizontal force ‘P’ required to lift the 246.68-kg crate.…

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Q: A 5.00 kg block is pushed by a 30.0 N force against a rough wall that is inclined at an angle 70◦.…

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Q: 3. A 6.50 kg block is pressed against a vertical wall by a force (F), as shown in the figure below.…

A: The given force holds up the block against the wall. And since the wall is rough, it offers a…

Q: You are pushing a rubber crate against a concrete floor. The two surfaces have a static coefficient…

A: when some force is applied against friction at first it will try to overcome the static friction.…

Q: A 25.0 kg box of textbooks rests on a ramp that makes an angle with the horizontal. The coefficient…

A: Given : mass, m = 25 kg  Coefficient of kinetic friction = 0.25 =uk Coefficient of static friction =…

Q: ou are pushing a wooden crate against a rubber floor. The two surfaces have a static coefficient of…

A: Given: The mass of the crate is 25 kg. The coefficient of the static friction is 0.45. The…

Q: A box with a weight of 50 N rests on a horizontal surface. A person pulls horizontally on it with a…

A: Given data: The weight of box is W=50 N. The horizontal force is FH=15 N. The coefficient of static…

Q: A 4.00kg block rests on a 30.0o incline.if the coefficient of static friction between the block ad…

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Q: A construction worker is pushing on a 40-kg filing cabinet with a horizontal force. The cabinet just…

A: Given data:  Mass (m) = 46 kg Force applied (F) = 196 N Required: Coefficient of static friction

Q: A 1,040-N crate is being pushed across a level floor at a constant speed by a force F of 240 N at an…

A: weight = 1040 N F = 240 N angle = 20 degree

Q: 3. The uniform crate has a mass of 150 kg. If the coefficient of static friction between the crate…

A: Given:mass of the crate, m=150 kgStatic friction coefficient between the crate and the floor,…

Q: i need help with these two questions!

A: Given:Mass of block 1, m1 = 10.3 kgMass of the block 2, m2 = 3.9 kgCoefficient of static friction =…

Q: A constant force Fa pushes a 22.5-kg box across a rough horizontal surface. The magnitude of Fa is…

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Q: A 10-kg wooden box rests on a ramp that is lying flat. The coefficient of static friction is 0.50,…

A: Given: The mass of the wooden box is 10 kg.           The coefficient of static friction is 0.5.…

Q: 6.0 kg block sits at rest on a 25° inclined plane. If this is the steepest the ramp can be before…

A: Let the mass of the object is m = 6 kg at rest on the inclined plane has an angle θ=25o If this is…

Q: 5. A 7.6 kg object is at rest on an inclined plane. If the inclined plane makes an angle with the…

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Q: Choose the correct value of coefficient of friction for the following data Friction force = 30 N…

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Q: A small box is held in place against a rough vertical wall by someone pushing on it with a force…

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Q: Q15) A 4.0 kg mass is placed on a rough surface that makes an angle of 30° with the horizontal. If…

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Q: A 78 kg crate rests on a rough horizontal surface. The coefficient of static friction and…

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Q: Marwa exerts a 36 N horizontal force as she pulls a sled of mass 2.5kg across a cement sidewalk at…

A: Given data: Magnitude of horizontal force is, F=36 N. Mass of sled is, m=2.5 kg. Magnitude of…

Q: A stationary 10kg object is sitting on the ground. The coefficient of static friction between the…

A: Given Data: The mass of a stationary object is, m=10 kg The coefficient of static friction between…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!