A remote controlled car drives up my street. The car weighs eight pounds.

Q: Zach, whose mass is 70 kg, is in an elevator going up at a constant speed of 2.0 m/s. Match the…

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Q: In the Circular Motion Video Lab activity, we followed a stopper on a turntable that spins faster…

A: (a)  There are two forces acting on the stopper,  Frictional force and centrifugal force.(F)

Q: mass of the car

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Q: 4. A parachutist reaches terminal speed when? a, Her weight goes to zero b. The force of air…

A:

Q: A 20,000 kg rocket has a rocket engine that generates 3.0 x 105 N of thrust. Assume no air…

A:

Q: That same 80 kg object is sliding across the table because you are applying a force of +300 N. If…

A: Given data: Mass (m) = 80 kg Applied force ( F) = +300 N Coefficient of friction (μ) = 0.3 Required:…

Q: A cabinet has a mass of 45 kg. A man pushes the cabinet with 20N of force to the South. A second…

A: Free body diagram:

Q: In short-track speed skating, the track has straight sections and semicircles 16 m in diameter.…

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Q: A pig is hanging from a string and moving in a horizontal (conical) circle. A. Describe which forces…

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Q: A 15 N of force is applied on object 1 of mass 5kg and object 2 of mass 7kg. According to Newton's…

A: A 15 N of force is applied on object 1 of mass 5kg  and object 2 of mass 7kg. According to Newton's…

Q: 1. A ball of mass m is attached to a string of length L. The ball is then swung in a circle of…

A: The mass of the attached string is m. The length of the string is L. The radius of the circle is r.…

Q: 4. A Ferris wheel of radius 15 m turns clockwise as shown. A man of mass 70 kg stands on a scale in…

A: The given question has 4 sub-parts. As per our policy, we will answer the first 3 sub-parts. Kindly…

Q: A constant force is applied to object A causing it to accelerate at 7 m/s2 . The same force applied…

A:

Q: A 100 kg go-kart travels at a velocity 2 m/s and then quickly stops in 8 seconds to avoid an…

A: Here, a=∆v∆t=0m/s-2m/s8s=-0.25m/s2

Q: A 4.0-kg box lies on a table. You pull it up with a force of 12 N and it doesn't move. Match the…

A: mass of box (m) = 4 kg upwards force exerted on the box = 12 N g = 10 ms2

Q: You are inside an elevator standing on a scale. You do not know anything about the motion of the…

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Q: A light block of mass m and a heavy block of mass M are attached to the ends of a rope. A student…

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Q: You are driving down the road and suddenly see a turkey in front of you. You slam on the brakes and…

A: Brake is suddenly applied on the moving car.

Q: which of the following is true about support force. Choose all that apply. A. An object is in…

A: Required To chose the correct statements about support force.

Q: Given a block which is at rest on a perfectly flat smooth table. You push with your hand…

A: Given Mass m = 2.00 kg Acceleration a = 5.00 m/s2

Q: . You drop a single coffee filter of mass 1.7 g from a very tall building, and it takes 52 s to…

A:

Q: A man pushes a 92 kg crate with 272 N of force.The crate experiences a force of friction of 25 N. a.…

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Q: Starting from rest, a 150 kg body experiences a force of 100 newtons acting on it in a direction…

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Q: Starting from rest, a 150 kg body experiences a force of 100 newtons acting on it in a direction…

A: It is stated that an object that has a mass of 150 kg is facing force from two directions. One is a…

Q: 7. You put a box on a skateboard and give it a quick push with a certain force. It starts to move.…

A: The correct answer is option (e)  Speed up for a little while, go at a constant speed for a while,…

Q: a. Draw a free body diagram for the pinecone. ɔ. What is the pinecone's acceleration as it moves up…

A:

Q: 1.A 150.0g hockey puck is placed on the floor of a bus. The coefficient of kinetic friction between…

A: Given: The mass of the puck is 150 g. The coefficient of the kinetic friction is 0.654. The time…

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!