A 1100-kg car travels at 26 m/s and then quickly stops in 3.4 s to avoid an obstacle. What is the magnitude of the average force in kiloNewtons (kN) that stopped the car?

Q: A 800 kg car is traveling down a highway at 13.0 m/s when the driver notices a turtle in the middle…

A: Given Data: The mass is, m = 800 kg. The velocity is, v =13 m/s. The displacement is, d = 18 m.…

Q: 2200 kg car is driving down a highway at a constant velocity when a deer jumps out onto the road…

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Q: A 2.8 kg ball strikes a wall with a velocity of 6.7 m/s to the left. The ball bounces off with a…

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Q: A 18-kg sled is being pulled along the horizontal snow-covered ground by a horizontal force of 26 N.…

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Q: When starting a foot race, a 68.6 kg sprinter exerts an average force of 704 N backward on the…

A: Given: The mass of sprinter (m) = 68.6 kg. Force exerted F = 704 N. Time (t) = 0.813 s.

Q: . Find the coefficient of kinetic friction between the runners of the sled and the s

A: Given that Horizontal Force, F = 23 N Mass of the body/sled , m= 20kg Initial speed of the body/sled…

Q: You have been called to testify as an expert witness in a trial involving a head-on collision. Car A…

A: Car A has a weight m1=1515 lb and is travelling with a velocity say v1 towards east. Car B has a…

Q: An object with a mass of 1.93 kg is initially at rest upon a horizontal, frictionless surface. An…

A: Given data: Mass of an object is, m= 1.93 kg The object is initially at rest, vi = 0 The applied…

Q: You have been called to testify as an expert witness in a trial involving a head-on collision. Car A…

A: Given,  Weight of car A =1515 lb Weight of car B= 1125 lb Car A is travelling eastward and car B is…

Q: 0 A cannon shoots a 5 kg cannonball out of its barrel with a speed of 65 m/s. If the cannonball…

A: Given Data:- First Problem:- Mass of the cannonball is m=5 kg Length of the barrel of the cannonball…

Q: John and Peter were pushing a 2000 kg car and it reached a speed of 3.0 m/s after starting from…

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Q: A car of mass 1.2  103 kg is traveling east at a speed of 24 m/s along a horizontal roadway. When…

A: Given: Mass of car is M=1.2×103kg The initial speed of the car is Vinitial=24m/s brakes are applied…

Q: The diagram below shows a system of two blocks with masses m and 4m connected by a massless rope…

A: Mass of the hanging block is m Mass of the block resting on the surface is 4m

Q: A biker is traveling on level ground at 52.0 m/s with a combined mass of 325.0 kg.  She spots a…

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Q: You have been called to testify as an expert witness in a trial involving a head-on collision. Car A…

A: The collision of the cars is an inelastic collision as the cars get locked into each other. Let the…

Q: An escape lane is an emergency area to slow down a vehicle in case of a brake failure. The following…

A: Mass of the truck , m=2500 kgInclination of ramp 10°Distance covered by truck , s=196 mAcceleration…

Q: baseball with mass m=m=0.145 kg is dropped from rest from a height of h=h=5.9 m above a baseball…

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Q: coefficient of friction between the tires of Shirley's 1985 Ford Coupe and the dry pavement is 0.71.…

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Q: Starting from rest, a 28.4 kg child rides a 9.75 kg sled down a frictionless ski slope. At the…

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Q: Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. The scale reads 830 N for the…

A: Apply newton’s second law of motion along the motion of the lift, and substitute 95kg, for m,…

Q: A tennis ball with a mass of 50 grams was hit with a racket. The ball experiences a force of 700 N…

A: given,mass=50g=0.05kgF…

Q: Shown in the figure is a graph of the net force exerted on a particle of mass 2.5 kg. At time t = 0…

A: Please find the attachment. (NOTE: scale for force is not given in the problem, I have taken 1N per…

Q: A 60 kg object traveling at a speed of 80 m/s is suddenly brought to rest in a time of 0.4 seconds.…

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Q: 9. A boy slides down a hill on a sled (total mass of 35 kg) and coasts onto a flat plain with a…

A: Given m= 35 Kg Magnitude of the fractional force = - 30 N Here negative sign shows that the force is…

Q: A hockey puck with mass 0.166 kg is pushed across the ice with a constant force of 0.89 N. The…

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Q: Whether or not an object (such as a plate, glass, or bone) breaks upon impact depends on the average…

A: An object falling freely accelerates to speed v after falling h height which is given by:

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

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Q: A 5.8-kg toboggan is kicked on a frozen pond, such that it acquires a speed of 2.1 m/s to the right.…

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Q: A 20-kg sled is being pulled along the horizontal snow-covered ground by a horizontal force of 28 N.…

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Q: A 1090 kg boat is traveling at 92 km/h when its engine is shut off. The magnitude of the frictional…

A: Given, mass of the boat, m=1090 Kg the initial speed of the boat, u=92 Km/h the final speed of the…

Q: A commercial jet is coming in for landing.

A: V2 -U2 = 2as here V= final velocity U = initial velocity a = acceleration s= 1.6km = 1600 m U= 76…

Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…

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Q: Hello, can you please help me with this physics question? A ball with a mass of 0.17 kg is bounced…

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Q: A 70-kg ice skater slides on rough ice at a speed of 2.4 m/s, coming to rest uniformly in 3.52 s due…

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Q: A student of mass 63 kg falls freely from rest and strikes the ground. During the collision with the…

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Q: A commercial airplane is coming in for a landing. Just before it hits the runway it is moving at 76…

A: a=v2-u22d=0 m/s2-76 m/s221.6km103 m1 km=-1.81 m/s2

Q: Whether or not an object (such as a plate, glass, or bone) breaks upon impact depends on the average…

A: Consider the initial speed of the glass figure be u0, that is zero because it falls from rest, its…

Q: A 47,700 N car is traveling a 25 m/s.  The brakes are applied suddenly, and the car slides to a…

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