A 3.5 kg block is pushed along a horizontal floor by a force F of magnitude 20 N at an angle of 400 below the horizontal. The coefficient of kinetic friction between the block and the floor is 0.25. The block’s acceleration is:

Q: A student decides to move a box of books into her dormitory room by pulling on a rope attached to…

A: Given: mass of box (m) = 25.0 kg. Force applied (F) = 128.0 N. coefficient of friction= 0.3

Q: Part  a was incorrect please show work and calculation tenision

A: The equations of motion are –

Q: 2. A man pushes a crate of mass 70kg along a horizontal floor with a constant horizontal force in an…

A: Given:-  The mass of the crate is m = 70 kg.  The crate is initially in the rest condition. The…

Q: 37. A worker applies a constant horizontal force with magnitude 20 N to a box with mass 40 kg…

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Q: A crate of mass 42.0 kg is being transported on the flatbed of a pickup truck. The coefficient of…

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Q: The snowboarder of glides down a slope that is inclined at θ =45° to the horizontal. The coefficient…

A:

Q: 5. A force of 250 N is applied to the right (horizontally) on a 50-kg block that rests on a…

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Q: My question is why did we used sine and cosine 45 degree? Is not is supposed to be 315 degree since…

A: It is given that the force along the y-axis is

Q: 4.40 •• CP Two blocks connected by a light horizontal rope sit at rest on a horizontal, frictionless…

A:

Q: A toy chest and its contents have a combined weight of W= 220 N. The coefficient of static friction…

A: Given:- The toy chest and its contents have a combined weight W= 220 N  The coefficient of the…

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: A 68.0 kg crate is dragged across a floor to the right by pulling on a rope attached to the crate…

A:

Q: A 3.6 kg block is pushed along a horizontal floor by a force  F→ of magnitude 31 N at a downward…

A: (a)The equation for the magnitude of the kinetic frictional force is given by

Q: 9. If a horizontal force is applied to an object, how can you tell if an object will start moving?…

A:

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: A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N exerted…

A: Mass of box = 30kg Force exerted on box = 300N Coefficient of kinetic friction = 0.57 Box move…

Q: A 28 kgkg suitcase is being pulled with constant speed by a handle that is at an angle of 25 ∘ above…

A: Given data The mass of the suitcase is: m = 28 kg The angle above the horizontal is: ϕ=25° The…

Q: 1. A block of mass m = 5.0 kg is pulled along a horizontal floor or up the ramp by a force of…

A: (a)The free body diagram of each  mass are shown below.

Q: An applied horizontal force of 70.0 N is used to push 50.0-kg rice sitting on a horizontal surface…

A: Horizontal force (f) = 70 N Normal force ( fN) = mg Mass of the rice (m)= 50 kg g = gravitational…

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 9.54-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic…

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Q: A child pushes a 25 kg box by applying a horizontal force on a frictionless plane inclined at 15°.…

A: Free body-diagram

Q: 10.0 kg block is pushed with a force acting at an angle of 36.9 above the horizontal. what is the…

A:

Q: A 10.0-kg box is pulled along a horizontal surface by a force of 40.0 N applied at a 30.0° angle…

A: Given  Mass of box ,M = 10.0 kg  Force applied,F = 40.0 N  Angle ,= 30° with vertical  Kinetic…

Q: 43. A snow skier of mass 85.0 kg slides with constant velocity down a slope that makes an angle of…

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Q: A block weighing 400 N is pulled along a level from at a constant speed by a rope which makes 40°…

A: Given Weight of the block is W=400 N Angle of the rope with the horizontal θ=40° Force of the rope…

Q: A 3.5 kg block is pushed along a horizontal floor by a force −→F of magnitude 15 N at an angle θ =…

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Q: 31. A massive block was pulled at an angle of 30° in a horizontal rough surface by a force of…

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Q: An object of mass M-40 kg is pushed up an inclined plane with an acceleration of 0.5 m/s by a force…

A:

Q: To move a large crate across a rough floor, you push on it with a force F at an angle of 21 ∘ below…

A: Given data: F=350 Nm=32 kgθ=21° Need to determine the acceleration of the crate.

Q: 5. A block weighing 10.0 newtons is on a ramp inclined at 30.0° to the horizontal. A 3.0-newton…

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Q: A 100-kg Barrel Tank rests on the bed of a truck. The coefficients of friction between the surfaces…

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Q: An object of mass 50kg is pushed in the +x direction with a force of 40N flat along a horizontal…

A:

Q: A 16 kg block of steel is at rest on a horizontal table. The coefficient of static friction between…

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Q: 8. The shown block is pulled across a horizontal surface with a constant speed by the force shown.…

A: Given: Mass of Block (m) = 5.0 kgPull Force(F) = 14 Ncos(35) = 0.82sin(35) = 0.57 Let coefficient of…

Q: 7) A large crate has a mass of 120 kg and sits on a horizontal floor. You push on the crate with a…

A: Given data:  Mass (m) = 120 kg Horizontal force (F) = 550 N Coefficient of static friction (μs) =…

Q: A 1.6 kg box is at rest on a ramp of angle 22°. The coefficient of maximum static friction is 0.56…

A: Given:-  The coefficient of the static friction force is 0.56. the coefficient of the kinetic…

Q: Why is the following situation impossible? Your 3.80-kg physics book is placed next to you on the…

A: Given that the mass of the book is m = 3.80 kg. the static friction is coefficient is 0.650. The…

Q: coefficient of static friction between a heavy box and a ramp is 0.45. The weight of the box is…

A: Given  Weight w = 1.2 × 103 N  Coefficient of friction = 0.45  Angle of incline = 160

Q: 2. A block of mass 3.00 kg is pushed up against a wall by a force P that makes a 50.0° angle with…

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Q: A 80.0 kg fruit box is initially at rest on a horizontal surface. Salim pulls the bes horizontally…

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Q: 1. A 15.0 kg box is being pulled along level ground by a 75.0 N force that is directed at an angle…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: 6. What is the acceleration of the system if a person pushes a 12kg box with a force of 234N if the…

A: Mass of box = 12kg Coefficient of friction =0.75 Force = 234N

Q: Question 4.5a: The figure shows two blocks of wood connected by a light string. The first block has…

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Q: M F2 124 N at a downward angle 0 You are pushing a block with force F1 from the horizontal and your…

A: The force due to kinetic friction experienced by a body in motion is given by Ff = μkN, where μk =…

Q: **119. The drawing shows a 25.0-kg crate that is initially at rest. Note that the view is one look-…

A: Given : Mass = 25 kg μk=0.350 Force F1 applied on crate has two components x and y  X component :…

Q: 12.0 kg box is being pulled along level ground at constant velocity by a horizontal force of 40.0 N.…

A: Given : m = 12.0 kg F = 40.0 N g = 10 m/s2

Q: A 5 kg box is at rest on a ramp inclined at an angle of 15°. The coefficients of static and kinetic…

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Q: You push downward on a trunk at an angle 25° below the horizontal with a force of  750N If the trunk…

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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: