Bonnie and Clyde are sliding a 307 kg bank safe across the floor to their getaway car. The safe slides with a constant speed if Clyde pushes from behind with 377 N of force while Bonnie pulls forward on a rope with 347 N of force.  What is the safe's coefficient of kinetic friction on the bank floor?

Q: A 80.0-kg skier starts down a 100-m high, 15.0° slope on regular skis. The coefficients of friction…

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Q: A tractor is speeding up at 3 m/s/s while pulling a 691 kg sled with a rope at an angle of 23…

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Q: A car has a mass of 1750 kg. If the driver applies the brakes while on a gravel road, the maximum…

A: Given that the value of mass and velocity and maximum friction force. Then We have to determine the…

Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 46 kg. You were pulling…

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Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 50 kg. You were pulling…

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Q: Two boxes (m = 0.500 kg and M = 1.00 kg) are sliding down a rough incline. The coefficient of…

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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: A 12.1 kgkg box sits on a horizontal table. A string with tension 30.6 NN pulls on the box to the…

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Q: is at rest on a horizontal floor.  A 22 kg child sits on top of the box.  A person pushes the box…

A: Net force = ma

Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 48 kg. You were pulling…

A: Given data:  Mass of crate (m) = 48 kg Applied force (FA ) = 464 N Inclined angle (θ) = 29.5°…

Q: Mary pushes a her sister down a hill in a cardboard box. The total mass of the box and child is 115…

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Q: A large crate is at rest on a horizontal floor. The coefficient of static friction between the crate…

A: It is given that the coefficient of friction is, μs=0.400 here, θ=30° and the F=380 N. It is…

Q: Siri is exerting a 36-N horizontal force as she pulls a 52-N sled across a cement sidewalk at a…

A: Force Applied = F = 36 N Weight W = Normal force N = 52 N Coefficient of kinetic friction = μk = ?

Q: A sled and rider have a total mass of 50.5 kg. They are on a snowy hill. The coefficient of kinetic…

A: Given: Total mass of sled and rider is 50.5kg. The coefficient of kinetic friction is 0.170. The…

Q: Ronnie and Smythe, who are thieves, are sliding a 300 kg bank safe across a bank floor, which is…

A: The frictional force on safe is given by

Q: Bob and Jane are trying to pull a heavy box (m=500 kg) to the top of a ramp which is inclined at 15…

A: How hard to Bob and Jane have to pull the box in Newtons to get it to start moving up the ramp.…

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: You are pushing a metal crate against a metal floor. The two surfaces have a static coefficient of…

A: Given data: Coefficient of static friction (μs) = 0.62  Coefficient of kinetic friction (μk) = 0.50…

Q: A 55 kg ice skater is gliding along at 3.5 m/s. Five seconds later her speed has dropped to 2.7m/s.…

A: m = 55 kg u = 3.5 m/s v = 2.7 m/s t = 5 s fk = ?

Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 50 kg. You were pulling…

A: Force applied (F)= 480 N Coefficient of kinetic friction (µk)= 0.49 Mass of crate(m)= 50 kg Angle of…

Q: A 3 kg and a 5 kg box rest side-by-side on a smooth, level floor. A horizontal force of 32 N is…

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Q: A 10.0-kg box is at rest on a concrete floor. The coefficient of static friction between the box and…

A: mass, m = 10 kg static friction coefficient = 0.75  kinetic friction coefficient = 0.62  Force, F =…

Q: a girl is pulling her 6.8kg wagon along a horizontal sidewalk. the force exerted by the girl is 17 N…

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Q: A 4.870 kg block of wood rests on a steel desk. The coefficient of static friction between the block…

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

A: The force needed to begin moving the block is F=μsmg=0.4422.03 kg9.81ms2=8.80 N

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: A block M1 of mass 10.0 kg sits on top of a larger block M2 of mass 20.0 kg which sits on a flat…

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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: Lorna is decorating her apartment. She slowly pushes an 80 kg china cabinet across the wooden dining…

A: Given, mass of china cabinet m=80kg, friction force f=350N. Required: Coefficient of sliding…

Q: Sammy is doing a strength testing session on the turf in preparation for the upcoming basketball…

A: Mass of sled (m) = 105 kgCoefficient of static friction (us) = 0.3Sammy apply only horizontal…

Q: A box is hanging from two strings. String #1 pulls up and left, making an angle of 50⁰ with the…

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Q: large block of ice is being pulled across a frozen lake. The block of ice has a mass of 300 kg. The…

A: On a flat surface, the normal force on an object is given by N = mg.With this, we can find the force…

Q: A 20 kg refrigerator was placed on the cement floor in the dining area. The coefficient of static…

A: Given data:  Mass (m) = 20 kg Coefficient of static friction (μs) = 0.25 Horizontal force (F) = 13 N…

Q: ndro es u =0.21 termina la fuerza de friccion entre el cilindro y el acrobata La masa del acrobata…

A: Given as,

Q: An athlete is pulling a tire that weighs 12,000 N. The coefficient of static friction between the…

A: I have used concept of equillibrium

Q: A 30 kg object sits on a table. The coefficient of static friction between the object and the table…

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Q: A block is placed on a wooden plank, which is initially horizontal. One end of the plank is slowly…

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Q: It's a snowy day and you're pulling a friend along a level road on a sled. You've both been taking…

A: The mass m=56 kgThe force F=88 NThe angle θ=410

Q: A horizontal force of 800 N is needed to overcome the force of static friction between a level floor…

A: The magnitude of horizontal force F=800 N The mass of the crate m=200 kg The acceleration due to…

Q: A 10.0-kg box is at rest on a concrete floor. The coefficient of static friction between the box and…

A: What happens to the box.given,mass of the box(m)=10 kgcoefficient of static…

Q: A child pulls a 20 kg sled with a rope that makes an angle of 30° with the ground. The tension in…

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Q: You managed to pull a heavy crate up a ramp on a truck. The crate has mass 45 kg. You were pulling…

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Q: Mary applies a force of 71 N to push a box with an acceleration of 0.45 m/s2. When she increases the…

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Q: 18.0 kg 27.0 kg 3.50 5.75 m

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Q: Sammy is doing a strength testing session on the turf in preparation for the upcoming basketball…

A: Mass of sled (m) = 105 kgCoefficient of static friction (us) = 0.3Sammy apply only horizontal…

Q: A mass is suspended from the ceiling in an elevator by a heavy rope. The mass is 80 kg and the mass…

A: Let, the mass be, M=80 kg The mass of the rope, m=2 kg The maximum tension the rope can experience…

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: