A particle with mass 0.70kg moves along the x-axis with a potential energy corresponding to the graph .  A. What is the force on the particle (in N) at x = 2, 5, 8, 12m?  B. If E = 17J, what are the speeds of the particle (in m/s) at the positions listed in A?

Q: 2. A 60 kg skier slides down a hill, and their potential energy versus horizontal position (x) is…

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Q: is the potential-energy diagram for a 500 g particle  that is released from rest at A. 1. What is…

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Q: F (N) 4 0. x (m) 1 -2 -4 3. 2.

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Q: The friction and air resistance were ignored in part A, but the normal force was not. Why it is true…

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Q: 4. A 4.0 kg object has a velocity of 3i m/s at one instant. Eight seconds later, its velocity is (8i…

A: Mass of the object m=4 kg, initial velocity of the object u→=3i^ m/s and final velocity of the…

Q: A rope with 30 N tension pulls a 10 kg case 3 m across a horizontal floor starting from rest. The…

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Q: A 13.0 kg stone slides down a snow-covered hill (Figure 1), leaving point A at a speed of 12.0 m/s.…

A: Given : Mass of stone, m= 13 kgInitial speed vi=12.0 m/sDistance , d = 100.0 mInitial height, h = 20…

Q: A box is being pushed to the right with 112N of force. The box travels a total of 1.5m to the right.…

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Q: What is the gravitational potential energy of a 50 N bird at a height of 50 meters?   A. 2500 J…

A: Given Data : The weight of the bird is given as W = 50N. The height of the bird is given as H = 50m.

Q: force of 30.0 N propels a car weighing 1.5 kg initially at rest for a distance of 2.8 m across a…

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Q: What is the gravitational potential energy of a 300 N cat at a height of 6 meters?   A. 183 N   B.…

A: Option C Is the right answer  1800 J

Q: A B A student builds a roller coaster as shown. The heights of the points are A= 2.1 m B= 0.9 m C= 0…

A: Given the stone is released from the point A with height hA = 2.1 m so the initial velocity is zero…

Q: There is a 23.1 kg box that starts with an initial velocity of 23.5 m/s. The box moves up a hill…

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Q: B U(x) = A 6-kg particle moves in a region of space where its potential energy is + with a = -4.9…

A: Given data-  Mass m=6 kg  Potential energy U(x)= (a/x) + (B/x2)             a=-4.9 J.m , B=2.1 J.m2…

Q: A box of mass 4.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…

A: Given(s): Mass of the box, m=4.0 kg Height raised, h=4 m Moving at a constant speed of 5.0 m/s.…

Q: 0.8 0.6 0.4 0.2 0.25 0.50 0.75 1.00 Position, x (m) Force, F (N)

A: mass =  1.3 kg speed = 0.35 m/s at 0.27 m

Q: A 55 kg snowboarder begins his run at the top of a 50.0 m tall hill with a speed of 0.5 m/s. What is…

A: (given) Mass of snowboarder = 55 kg Speed vi at the top of the hill = 0.5 m/s…

Q: A student pushes a baseball of m = 0.15kg down onto the top of a vertical spring that has its lower…

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Q: A ball has a 173 of kinetic energy and its mechanical energy is 25 J. a. Find the potential energy…

A: Given data:  Kinetic Energy (KE) = 17 J Mechanical Energy (ME) = 25 J Mass (m) = 3.2 kg Required:…

Q: A particle of mass m moves along the x-axis. Its potential energy at any point x is, V(x) =…

A: Given:particle of mass mhas potential energyV(x) = Vox2e-x2      here Vo is constantAsked:a. Find…

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.