A car travels on the road with the constant velocity a. What is the horizontal net force acting on the car b. What is the acceleration of the car?

Q: The gravitational force on a baseball is -Fj. A pitcher throws the baseball with velocity vî by…

A: The gravitational force on the baseball is, -Fg j^   The velocity with which the ball is thrown is v…

Q: Aisha throws a 0.5-kg ball upward. Frances, standing on a balcony above Aisha, catches the ball by…

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Q: A 2.6-kg block is on a perfectly smooth ramp that makes an angle of 30° with the horizontal. Hints…

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Q: 4a) Sam is moving at a constant velocity of -0.5 m/s. Draw the force diagram for the trash can…

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Q: Q3 Suppose that a rocket which starts from rest fall in a constant gravitational field. At the…

A: Given :Speed  vo

Q: A force of gravity pulls downward on a book on a table. What force prevents the book from…

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Q: Newton's Second Law in 1 Dimension: A 10-kg object is hanging by a very light wire in an elevator…

A: Given data:  Mass of object (m) = 10 kg Tension (T) = 75 N Elevator travelling upward Required:…

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Q: A 2500kg car traveling to the north is slowed down uniformly from an initial velocity of 20m/s by a…

A: Given data:  Mass (m) = 2500 kg Initial velocity (v0) = 20 m/s Force (F) = -6250 N Required: Time…

Q: An "old -man" stands on a scale in an elevator that is at rest . The scale reads 500 N The elevator…

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A: According to Newton's 3rd, for every action force, there is a reaction force which acts in direction…

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Q: Question 1. An elevator accelerates upward with an acceleration a. Assuming the elevator and its…

A: Given data: The upward acceleration of the elevator = a The total mass of the passengers = m Tension…

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Q: An automobile cruises at a constant 70mph on a straight level road. What is the net force on the…

A: The velocity of the automobile v=70 mph As the velocity is not changing the acceleration of the…

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Q: need help

A: Let us draw the free body diagram of high jumper-…

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Q: Show the forces acting on a leaf falling straight down at a constant velocity using a free-body…

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Q: If I were to draw one how will it look if an object is pulled across the table by a string, at a…

A: there in volve two forces in this process we will discuss ahead . we have a object lying on table;…

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Q: A 7 kg mass on a horizontal friction-free air track is accelerated by a string attached to a 9 kg…

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Q: Seatwork. (. A car travels on the road with a constant velocity. a) (what is the horizontal ret…

A: Given  Car is travelling with constant velocity . To find  a) Horizontal net force acting on the car…

Q: car accelerates

A: 6000 N

Q: At a given instant in time, a 12kg rock is observed to be falling with an acceleration of 6.25m/s2…

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Q: At sea World, a 450 kg barbor seal slides across the stage to the right and comes to a stop in front…

A: Given , Mass of harbor seal (m)= 450 kg Frictional force acting on the seal (f) = 145 N

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Q: Question. Select all the following objects. that are moving with Constant speed but changing…

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Q: A 10 kg block on a perfectly smooth horizontal table I'd connected by a string to a 63 kg block that…

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Q: An 800-kg car is coasting to the right with a constant speed of 1 m/s. Diagram the forces acting…

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Q: A hoop and a disck are released from the top of an incline at the same time. Which one will reach…

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Q: A 0.5kg ball hangs from a string from the rear view mirror of a car. At one point the car and ball…

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Q: In t-ball, young players use a bat to hit a stationary ball off a stand. The 140g ball has about the…

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Q: A 20 kg box is being pushed across a frictionless field by two people. The box is moving with an…

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Q: You jump as high as you can. When you are in air, what is the direction of the net force on you?…

A: Answer: Down

Q: A 4600 kg helicopter accelerates upward at 2.0 m/s2. Determine the lift force exerted on the…

A: Equation for lift force exerted is

Q: A 1000-kg car accelerates to the right from 0 to 30 m/sec in 10 sec. There is a friction force of…

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Q: Find the magnitude of the friction force from 1 on 2 at t1. You may use μs=0.17, μk=0.14   Determine…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!