A 1,320 kg car moving at 14 m/s on dry pavement, skids to a stop over 145 m. What is the force of friction between the cars tires and the pavement?

Q: A box is being pushed across a tiled floor with a force of 350 N. If the friction force between the…

A: Given : Pushing force (F) = 350 N Frictional force (f) = 140 N

Q: A 4 kg block requires 6 m to slide to a stop.If the force of friction was 22 N, what was the initial…

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Q: What will be the head produced for 7 kg of fuel?

A: Given data;  Mass=1 kg of fuel Heat produced was measured to be =9000 kJFind the heat production for…

Q: If a 4000 kg car is traveling westward and has a force of 200,000 N, What is the Car’s acceleration?

A: Acceleration of car is 50 m/s^2

Q: How much force is required to bring a car of mass 1,273 kg, initially traveling at 28 m/s, to rest…

A: Given mass of the car = 1273 kg initially velocity = 28 m/s  Final velocity = 0 m/s (at rest)  time…

Q: An 50-kg object accelerates at 2 meters per second squared and has a of 100 N. If you DOUBLE THE…

A: Formula of Force = mass of an object ×acceleration of an object Units of force is Newton (N).…

Q: A bird is flying at 4 m/s that encounters a breeze blowing at 4 m/s in the same direction, what is…

A: Given- Speed of bird (VB) = 4 m/s, Velocity of blowing wind (VW) = 4 m/s

Q: If a rock had a mass of 53kg and its total energy is 10,440 J, what amount of potential energy would…

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Q: What is the acceleration of a 50 kg object pushed with a force of 500 N?

A: mass = 50kg  Force = 500 N To find = acceleration

Q: What is the net force acting on an 1,100kg car that accelerates from 12.0m/s to 23.0m/s in 5.50…

A: Given Data:- Mass of the car is m=1100 kg Initial velocity of the Car is vi=12.0 m/s Final velocity…

Q: What is the final velocity of a 1,700 kg car traveling at an initial velocity of 30 m/s south and…

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Q: A car has a mass of 2,000 kg and is traveling at 28 meters per second. What is the car’s kinetic…

A: Kinetic energy is the property of the body that depends on mass and motion. The motion can be of any…

Q: A rock (weight 25 N) is suspended from a cable attached to the ceiling of a moving elevator. If the…

A: Given- Weight of rock W= 25 N The tension in the cable T=20 N

Q: A 1200 kg car is travelling at 25 m/s and hits a wall. If the wall applies 45,000 N of force to the…

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Q: if a 6kg mass is dropped from a height of 10 meters, what is the velocity of the mass right before…

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Q: A textbook with a mass of 2.18 kg is pulled across a table with a horizontal force of 5.5 N [E]. If…

A: Given data: Mass (m) = 2.18 kg Horizontal force (F) = 5.5 N, toward East Coefficient of friction (μ)…

Q: How much force does it take to bring 1,425 N car from rest to a velocity of 28 m/s in 13 seconds

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Q: what is the weight of a car with a mass of 1500kg

A: W=mg  g is the gravittaional acceleration

Q: A 15 kg rifle fires a 100 gm bullet at 1,750 m/s. At what speed does the rifle kick back?

A: Using momentum conservation principle Initial momentum=Final momentum In this situation both rifle…

Q: What is the mass of an object that is traveling 20 m/s and has 12,000 J of kinetic energy?

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Q: A car has a mass of 2000 kg.  What is the acceleration produced by a force of 3000 N?

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Q: A net force of 3,600 N acts on a car with a mass of 1,200 kg. What is the acceleration of the car?…

A: Given data:  Net force (Fnet ) = 3,600 N Mass (m) = 1,200 kg Required: The acceleration of the car

Q: A 500 kg roller coaster car is moving at the top of a 20 m high hill. If its velocity at the bottom…

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Q: What is the weight of an object (on earth) that has a mass of 45 kg?

A: Given data The mass of the person is an object as m = 45 kg.

Q: What force is required to stop a 1100 kg car in 8.0seconds if it is travelling at 25 m/s?

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Q: If you need to apply a 50 N force to slide a 30 kg object on a table at a constant speed, what is…

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Q: An airplane is built to withstand a maximum acceleration of 6g. If its mass is 1,200 kg, what size…

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Q: If your mass is 60 kilograms, what is your acceleration?

A: According to Newton’s second law the force acting on an object is

Q: A ball has a kinetic energy of 106 J. If the ball is moving at a velocity of 3.21 m/s, what is the…

A: Given data:  Kinetic energy (KE) = 106 J Velocity (v) = 3.21 m/s Required: The mass of the ball in…

Q: What is the tension in the rope that lifts a box with a mass of 5 kg (90 degrees)?

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Q: A car with a mass of 1000 kilogram is moving at a speed of 10 meters per second. What will be the…

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Q: The catapult on an aircraft carrier can take an aircraft weighing 196,359 N from 0 to 92 m/s in 2.1…

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Q: if a guy pushes on a refrigerator with 109 Newtons of force, then the refrigerator pushes back on…

A: Given data: The force on refrigerator applied by a guys F = 109 N Required: The force on guys due to…

Q: A tractor is speeding up at 3 m/s/s while pulling a 1,011 kg sled with a rope at an angle of 23…

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Q: A 9,300 kg railroad car traveling at a velocity of 17 m/s strikes a second box cart at rest. If the…

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Q: A braking force of 5000 N is applied to a 150 kg go-kart over 2.2 seconds, bringing it to a stop.…

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Q: A 1200 kg car is travelling at 30 m/s and hits a wall. If the wall applies 48,000 N of force to the…

A: The answer is below

Q: If a 60 kg person on a 15 kg sled is pushed with a force of 300 N, what will be person's…

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Q: You run forward, pulling a sled behind you with a force of 250 N. If you expend 2,500 Joules, how…

A: Given data:  Force on sled (F) = 250 N Work done (W) = 2,500 J Displacement (d) =?

Q: An airplane is traveling at an altitude of 31,360 m. A box of supplies is dropped from the cargo…

A: Given data: Altitude, h=31360 m Acceleration due to gravity, g=9.8 m/s2 Initial speed of the box,…

Q: The velocity of a 40 kg object increases from 20 m/s to 30 m/s in 2 seconds. What is the…

A: The mass of the object, m= 40 kg   The initial velocity of the object, vi=20 m/s   The final…

Q: A 2000 kg car slams on the breaks and comes to a stop . If the coefficient of the friction between…

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Q: A car makes a 1,132 km trip with an average velocity of 55 km/h in a direction due east.  The trip…

A: Given, a car makes a ∆s = 1132 km trip with an average velocity of v = 55 km/h in a direction due…

Q: If a truck engine exerts a force of 6000 N and has an acceleration 1.5m/s/s, what is the mass of the…

A: Given data The force exerted by the truck is: F = 6000 N The acceleration of the truck is: a = 1.5…

Q: A runaway train car that has a mass of 15,000 kg travels at a speed of 5.4 m/s down a track.…

A: Acceleration is,