When you learn to drive, you discover that you need to let up slightly on the brake pedal as you come to a stop or the car will stop with a jerk. Explain this in terms of the relationship between static and kinetic friction.

Q: In 1991, a lobster with a mass of 25.0 kg was caught off the coast of Nova Scotia, Canada. Imagine…

A: mass (m) = 25 kg Initial velocity (u) = 0 m/s Final velocity (v) = 0.45 m/s distance moved (d) = 3.4…

Q: In the figure, the coefficient of kinetic friction between m1 and the table is µ. Which of the…

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Q: car slows down ans stops on a horizontal surface friction where the coefficient of friction is 0.45.…

A: Car rental from

Q: A 34.3-kg crate rests on a horizontal floor, and a 73.2-kg person is standing on the crate.…

A: Given: mass of crate, m = 34.3 kg mass of person, M = 73.2 kg

Q: Two crates, of mass 65 kg and 125 kg, are in contact and at rest on a horizontal surface. A 650-N…

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Q: A person sits on a sloped hillside. Is it ever possible to have the static friction force on this…

A: Friction always opposes the motion of a body. Frictional force acts opposite to the direction of…

Q: object is situated at rest on a horizontal surface with a static friction coefficient of 0.33.…

A: Static friction fs = uN

Q: A stationary 25 kg object is located on a table near the surface of the earth. The coefficient of…

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Q: The coefficient of static friction between a persons shoe and the ground is 0.80. Determine the…

A: coefficient of static friction (μs) = 0.80 mass (m) = 60 kg

Q: - A body of mass 55 kg is being pushed at a constant velocity down a rough plane inclined at 20° to…

A: (a) Resolve the components of the weight and the applied force into horizontal and vertical…

Q: A tray of mass 100 grams with an additional 300 grams placed in it is attached to a hanging mass…

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Q: Block A in the figure below weighs 1.40 N, and block B weighs 4.20 N. The coefficient of kinetic…

A: Given data: Weight of block A, WA=1.40 N Weight of block B, WB=4.20 N Coefficient of kinetic…

Q: A 20.0-kg block is initially at rest on a horizontal surface. A horizontal force of 80.0 N is…

A: (a) The coefficient of static friction between the block and the surface is

Q: A 1130-kg car is held in place by a light cable on a smooth, frictionless ramp as shown in the…

A: We are having a 1130-kg car is held in place by a light cable on a smooth frictionless ramp as shown…

Q: A box is pushed to the right at an angleof30° above the horizontal with a force of 200 N. The mass…

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Q: B IA 10 N A = 1 kg B = 0.5kg Block A is pulled by a tope with tension force J 10 N. The coefficient…

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Q: A block of mass  m = 5.5 kg  is pulled up a  θ = 22°  incline as in the figure below with a force of…

A: The below diagram represents the free body diagram of the block .

Q: In 1988, a very large telephone constructed by a Dutch telecommunications company was demonstrated…

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Q: 4. IMAX A flatbed truck is carrying a crate up a 10° hill. The coefficient of static friction…

A: Let maximum acceleration of truck is a  Now, by fbd of crate  Pseudo force (ma) on crate acts down…

Q: A 30.0 kg box is pulled along a horizontal surface by a force of 150 N applied at a 30° above the…

A: Write the given values with the suitable variables. m=30 kgF=150 Nθ=30°μ=0.15 Here, m, F, θ, and μ…

Q: A 28.0-kg block is initially at rest on a horizontal surface. A horizontal force of 79.0 N is…

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Q: A 15.0-kg box accelerates over a horizontal surface when an applied horizontal 50-N force acts on…

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Q: A physics major is cooking breakfast when he notices that the frictional force between the steel…

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Q: How far do they slide? The coefficient of kinetic friction between football uniforms and Astroturf…

A: Given  V1 = 5.7 m/s (+x direction) V2 =- 4.4 m/s ( -ve  x direction) So Vf = x...  M1=  64 kg  M2 =…

Q: Explain the importance of friction force in everyday life by citing at least three situations.

A: Friction:) it is the resistance offered by the surfaces that are in contact

Q: on pushes a wall using 75 N of force, but it does not mov statement is correct? A. Jon experiences…

A: Friction is defined as the resistance offered by the surfaces when two bodies are in contact when…

Q: a 65N objects rest on a horizontal wooden floor. If the coefficient of static friction is 0.75, how…

A: The weight of the object is  W=mg Here m is mass and g is gravitational acceleration value 9.8 m/s2.…

Q: Supposed that a person moved a 2.26 kg block of ice to the right on a horizontal surface with…

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Q: Friction between surfaces that slide over each other is called kinetic friction, whereas friction…

A: Please see the answer below

Q: Samuel is driving a car with a speed of 19 m/s when he sees Sophia 60 m away. If he manages to stop…

A: Given Information:- Initial speed of Samuel's car is vi=19 m/s Final speed of Samuel's car is vf=0…

Q: Calculate the acceleration (in m/s2) of a sled that is heading down a 30° slope (one that makes an…

A: Let us consider the mass of the sled to be m. Angle with horizontal φ=30°. Now we consider the free…

Q: A parcel is on the tloor of a postal van that is accelerating up a slope inclined at 10 degrees to…

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Q: 13. A 7.5 kg backpack is sliding across the floor. The coefficient of friction between the backpack…

A: Given data The mass of the backpack is given as m = 7.5 kg. The coefficient of friction between the…

Q: A delivery company has just unloaded a 500-N crate full of home equipment on the sidewalk in front…

A: Given: Weight of crate, w=500 N Tension, T=230 N Before crate starts to move, Static friction,…

Q: Describe real-world situation wherein friction may be desirable or undesirable.

A: Friction between the ground and the shoes of a person help him/her to walk properly on the ground…

Q: what is the coefficient of static friction of wood on plastic ? thank you

A: Given:Consider friction between wood and plastic to find out the coefficient of static fricton…

Q: The coefficient of friction between the wheels of Dave's 1985 Ford coupe and the dry pavement is…

A: The frictional force is equal to the force due to acceleration such that, F=maBut…

Q: What is the direction of the static frictional force f on the crate from the wall? Horizontal,…

A: The answer is below

Q: 1) Assuming a coefficient of kinetic friction of 0.5, find the net force acting on the object below.…

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Q: 90. •. At the airport, you pull a 18-kg suitcase across the floor with a strap that is at an angle…

A: Given: Mass, m = 18kg Angle with the horizontal, θ = 45o Constant speed so acceleration, a =0

Q: You could do this if you wanted to increase friction between two objects:?

A: Frictional force comes into picture due to relative motion between  the objects in contact.

Q: what is the difference between kinetic friction and static friction?

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Q: my physics lab instructs me to estimate coefficient of friction sliding a block of wood on a table…

A: Friction is generated when there is a relative motion between two surfaces. So, coefficient of…

Q: A 82.0 kg person is being pulled away from a burning building as shown in the figure below. 15° T,…

A: The below is the free body diagram for the given situation.

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”