A 80 g particle is moving to the left at 29 m/s. How much net work must be done on the particle to cause it to move to the right at 31 m/s ?

Q: How much kinetic energy is present in a 1040 kg car moving 19.5 m/s A. 53.3 J B. 1060 J C. 20300…

A: As per honour code we will answer first question . Please submit new question for another one.…

Q: Two bullets are fired at the same time with the same kinetic energy.  If one bullet has twice the…

A: KE =1/2mv2 As kinetic energy are same so K1=K2

Q: A force of 25 N acts on the board at an angle of 45°. The board moves a total of 3331111000 inches.…

A: Given data:  Force (F) = 25 N Angle (θ) = 45° Displacement (d) = 3331111000 inches Required: The…

Q: An object of mass ? = 64 g slides on a frictionless table, constrained by a cord to a circular path…

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Q: The figure shows the top view of an object mass m moving on a uniformly fought horizontal surface.…

A: Given data: Mass of the object, m=7.15 kg Coefficient of friction, μ=0.644 Radius of the trajectory,…

Q: The two ropes shown in the bird's-eye view of (Figure 1) are used to drag a crate 4.0 mm across the…

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Q: "A 2.0 g bead slides along a frictionless wire, shaped like a roller coaster track. At point A (100…

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Q: What is the Net Work ? Wnet = Fnetd cos θ Cart Mass, mc . 284 kg Angle, theta 49 degrees…

A: Here given the mass mc, average velocity 0.171 m/sec ,the angleθ= 49°. We have to calculate the net…

Q: What is the Net Work ? Wnet = Fnetd cos θ Cart Mass, mc . 284 kg Angle, theta 49 degrees…

A: Work done is defined as the force applied multiplied by the distance traveled. Work done done is…

Q: A particle moves along a curved path y(x) = (10 m){1 + cos[(0.1 m−1)x]}, from x = 0 to x = 10ππ m,…

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Q: 1. Katie, a 30.0 kg child, climbs a tree to rescue her cat who is afraid to jump 8.0 m to the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What is the Net Work ? Wnet = Fnetd cos θ Cart Mass, mc . 284 kg Angle, theta 49 degrees…

A: Work done is defined as the energy required to move an object from one place to another by applying…

Q: James and Amari are working on moving a bench from a city park. They take turns pulling the stakes…

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Q: The only force acting on a 4.0 kg canister that is moving in an xy plane has a magnitude of 5.5 N.…

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Q: A 4 kg particle has an initial velocity of (4i–3j) m/s. Some time later, its velocity changes to…

A: Mass of particle = 4 kg Initial velocity = 4i^ - 3j^ meter per second Magnitude of initial velocity…

Q: What is the Net Work ? Wnet = Fnet d cos Θ    Cart Mass, mc . 284 kg Angle, theta 49 degrees…

A: The net work done on the system is, Wcart=msmcg-mc2gsinθmc+msd

Q: For the three cases shown below, assuming the displacement is 4.0 m to the right. Match the answers…

A: Given data: Displacement (d) = 4.0 m, to the right

Q: In a basketball game, lebron made a dunk. At the time he was hanging on to the rim, the rim was…

A: Write the given values with the suitable variables. x=15 cm=0.15 mh=1.5 mm=110 kk=7 kN/m=7000 N/m…

Q: 0.170 kg hockey puck was sliding across the ice at 1.5 m/s. Estrella pushed the puck in the same…

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Q: A student carries a bag weighing 5 kg from the ground floor to his class on the first floor that is…

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Q: A 5.0-kg block that initially has a speed of 6.0 m/s is moving in a straight line on a level surface…

A: Concept Work done by all forces is equal to change in kinetic energy Since only frictional force is…

Q: How much work was done if an objects kinetic energy changes from 35 J to 15 J? A) -20 J B) 20 J C)…

A: Given,  Initial KE =35J Final KE=15 J

Q: A force of 3.3 N acts on a 24 kg body initially at rest. Compute the work done by the force in (a)…

A: Part D) The instantaneous power at the end of third second is    P=Wt   =1.13 J3 s    =0.377 W

Q: What is the Net Work ? Wnet = Fnet d cos Θ Cart Mass, mc . 284 kg Angle, theta 49 degrees…

A: Work done is defined by the product of force applied and the displacement occurred. When a body at…

Q: A person does 400 J of work in 5 sec. Power of the person is calculated tto be ? Choose one correct…

A: Given, Work done by the person W = 400 J Time t = 5 sec We know the expression for power  P=Wt

Q: A 2.80-kg object has a velocity (6.20 î - 2.40 ĵ) m/s. (Note: From the definition of the dot…

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Q: 2. The S.I. unit for the work done on an object is A kg m's B kg m' s" C kg ms D Kg m's 2

A:

Q: m=50N h=5m the length of the chain where the sphere is hung is 2.0m. How much work does the weight…

A: Here is a sphere of mass=50 N hung at = 2m  and rope = 5m  Total height = 5+2=7m

Q: A ball tied to a light string is whirled in a perfect horizontal circle with a constant speed of…

A: Work done is force time displacement in the direction of the force. When the ball moves with a…

Q: What is the Net Work ? Wnet = Fnetd cos θ Cart Mass, mc . 284 kg Angle, theta 49 degrees Distance,…

A: Given: The mass of the cart, M = 0.284 kg The magnitude of suspended mass, m = 0.3 kg The distance…

Q: A 41.00 kg block starts from rest at the top of a 25.0 m long 30.0° incline. Its kinetic energy at…

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Q: (2î + j + K) N. Work done by the force is (a) 2 J 16 J (b) 4 J (d) 8 J

A: Work is the product of the component of the force in the direction of the displacement and the…

Q: A cable lifts a 1200 kg elevator at a constant velocity for a distance of 30 m. What is the work…

A: Given: The mass of the elevator is 1200 kg. The displacement of the elevator is 30 m in the vertical…

Q: m = 19000 kg vo = 64 m/s x = 3 meters h = 47 meters Hk = 0.62 0 = 33.1 degrees L = 10.8 meters What…

A: The total work done is 0.00 J

Q: A 1.0 kg cart is sliding to the right on a frictionless surface with speed 2 m/s. It collides…

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Q: A 2 kg block slides on a frictionless surface at 10 m/s. How much kinetic energy does it have?…

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Q: erson of mass 60 Kg climbs a tall building (height 120 m) at a steady pace in 18 minutes. What is…

A: Given: mass = 60 kg height = 120 m time = 18 minutes Need to find the average power generated by the…

Q: A net force of 60N accelerates a 4kg mass horizontally over a frictionless surface a distance of…

A: Using the formula of work done,

Q: Point Potential Energy Kinetic Energy Mechanical Energy A 2940 0 2940 B 1225 1600 2825 C 980 1806.25…

A: Mechanical energy : Mechanical energy is the sum of the kinetic energy, or energy of motion, and the…

Q: an object of mass 2(Kg has a velocity of (i-5 +j2)m/s. It is acted upon by a force and its velocity…

A: Since work done on any object results in a change in the kinetic energy of that object, from…

Q: A person is 170 cm tall. He holds a 10 kg object on his head for 10 minutes. How much work is done…

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Q: A m chain 100 m E hA hE G m # 20. If hA= 80.0 m, and the mass of the cart m= 100.0 kg, what is the…

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Q: The only force acting on a 1.0 kg canister that is moving in an xy plane has a magnitude of 4.1 N.…

A: Given: m=1.0 kgFxy=4.1 Nvix=3.9 m/s ; viy=0 ; vfx=0;vfy=7.9 m/s;

Q: A 294 300 dyne projectile was launched at a speed of 2000 cm/s having an angle of 30 degrees with…

A: Given Weight of projectile w=2.943 N Initial speed u=20 m/s angle θ=30

Q: A 80 gg particle is moving to the left at 29 m/sm/s . How much net work must be done on the particle…

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Q: 2 m/s 4 m/s F A B.

A: The net work done on the block will from point A to B will be given by the difference in kinetic…

Q: A 72 g g particle is moving to the left at 28 m/s m / s . How much net work must be done on the…

A: Work energy theorem Work done = change in kE