A 60.0 kg circus performer slides 4.00 m down a pole to the circus floor, starting from rest. What is the kinetic energy of the performer as she reaches the floor if the frictional force on her from the pole (a) is negligible (she will be hurt) and (b) has a magnitude of 500 N?

Q: A 1.0 [kg] box slides 5.0 [m] down a rough inclined plane at an angle 40° with respect to the…

A: Mass(m) = 1 kg slide distance(x)=40o μk=0.20Required work done

Q: In the figure, a horizontal force Fa of magnitude 20.0 N is applied to a 3.17 kg book as the book…

A: We know that work done is equal to  W=Fdcosθ......(1) Work done = change in kinetic energy

Q: A 10.0 kg block is pushed at an angle of 30.0 degrees across a rough horizontal floor of 1.5 m long.…

A: mass of the block= m = 10kg frictional force = f = 150 N displacement= S = 1.5 m total work= W =…

Q: Figure shows three forces applied to a trunk that moves leftward by 3.00 m over a frictionless…

A: 1 lbf = 4.448 N  F1 = 7 lbf  => F1 = 7 × 4.448 = 31.136 N  F2 = 10 lbf = 10 × 4.448 = 44.48 N  θ…

Q: A 4.25 kg object slides in a 38 degrees inclined plane from the top to bottom. The height is 1.9…

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: A cart is loaded with a rock and pulled at constant speed along an inclined plane to the height of a…

A:

Q: An archer pulls her bowstring back 0.400 m by exerting a force that increases linearly from zero to…

A: Given(s): The force linearly increases from 0 to 230 N. Displacement, x=0.400 m Required: Workdone,…

Q: *Chapter 7, Problem 19 In the figure here, a block of ice slides down a frictionless ramp at angle…

A: Given data: Force, F=59.0 N Distance, d=0.540 m

Q: The tension in a ligament in the human knee is approximately proportional to the extension of the…

A:

Q: It takes you 1.5 s to push a 28 kg box by 4.4 m across a horizontal floor with a constant force of…

A: The time taken to push the block, t = 1.5 s The mass of the block, m = 28 kg The displacement of the…

Q: Chapter 07, Problem 047 A machine carries a 7.0 kg package from an initial position of d; = (0.7 m)…

A: The work done by a body is the scalar product of the force applied and the displacement of the body.…

Q: In the figure here, a block of ice slides down a frictionless ramp at angle θ=56.0 ˚ while an ice…

A: The work done by the applied force,

Q: "A toy rocket, weighing 10 N, blasts straight up from ground level with a kinetic energy of 40 J. At…

A: GivenWeight of the rocket = 10 kinetic energy of the rocket at ground level, K = 40 Jtotal…

Q: A cart holds a mass of 5.75kg from an initial position of di=(0.1m)i^+(0.2m)j^+(0.3m)k^ at t=2 sec…

A: Work w= 18 joules Power = 2.25 watt

Q: The potential energy U as a function of position x of an object is given by U(x)=400/x, where U is…

A: Given data The potential energy is, Ux=400x The initial position is x1=30 m The final position is…

Q: A force F = (7.10N)Î + (4.00 N)ĵ + (5.00 N) k acts on a 1.70 kg mobile object that moves from an…

A:

Q: In the figure below, a 0.250 kg block of cheese lies on the floor of a 891 kg elevator cab that is…

A: Let us write the relation for the resultant force.  F+FN+m-Mg=m+Ma                 1 The…

Q: A roller coaster cart of mass m = 241 kg starts stationary at point A, where h1 = 39.4 m and a while…

A: The potential energy of the car at A relative to the ground is given by, UA=mgh1

Q: particle of mass m=1.1 kg can move along the horizontal x axis subject to a single force that is…

A:

Q: A toad with mass of 117 g leaps into the air to catch a fly. If the toad's jump was at an angle of…

A: Given data The mass of the toad is m=117 g The angle of projection is θ=26o The initial velocity is,…

Q: Consider a particle on which several forces act, one of which is known to be constant in time: F →1…

A: Write the given values, and determine the displacement of the particle as follows.

Q: A man pushing a crate of mass m = 92.0 kg at a speed of v = 0.850 m/s encounters a rough horizontal…

A:

Q: A car of mass 1500 Kg can accelerate from rest to a speed of 20 m/s in a time of 10 sec. Ignoring…

A: solution is given as

Q: A machine carries a 3.5 kg package from an initial position of d, (o.50 m)i + (0.75 m)j + (0.20 m)k…

A: Given data: The mass of the package is m=4 kg  The initial position is di=(0.50 m) i+(0.75 m)j+(0.20…

Q: a Particle moving in the XY Plane under goes a displacement ď =( 3,0 î - 2.03 )m as a result OF a…

A: work done by a force is equal to the product of the magnitude of applied force and the distance…

Q: In Figure, a block of ice slides down a frictionless ramp at angle 0 = 52° while an ice worker pulls…

A:

Q: In the figure, a horizontal force F, of magnitude 20.0 N is applied to a 3.17 kg book as the book…

A: Given that, the value of force and mass and distance and also given the angle. Then We have to…

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A:

Q: A man pushes an 80-N crate up a frictionless slope that makes an angle of 30° with the horizontal.…

A: According to Bartleby guidelines we can only solve the first question at a time.. Kindly post the…

Q: Figure shows three forces applied to a trunk that moves leftward by 3.00 m over a frictionless…

A:

Q: In the figure here, a block of ice slides down a frictionless ramp at angle 0=56.0 ° while an ice…

A: Given data: Angle, θ=56.00 Magnitude of force, F=58.0 N Distance along the ramp, d=0.410 m Increase…

Q: The Super Sled travels with an initial kinetic energy of 3369 J horizontally and to the right along…

A: work done is positive if force and distance covered is in the same direction . hence if some force…

Q: In the figure, a constant force F of magnitude 84.0 N is applied to a 3.0 kg shoe box at angle p =…

A: this problem can be solved by work energy theorem  which states that work done is equals the change…

Q: Starting from rest at t = 0, a 5.0-kg block is pulled across a horizontal surface by a constant…

A:

Q: A force É = (1.90 N )î + (1.00 N )ŷ + (4.30 N )k acts on a 5.70 kg mobile object that moves from an…

A: (a) Let W be defined as the work done. Therefore, W=F→.ds→=F→.d→f-d→i

Q: A machine carries a 3.5 kg package from an initial position of d, = (0.50 m)i + (0.75 m)j + (0.20…

A:

Q: A man pushes an 80-N crate up a frictionless slope that makes an angle of 30° with the horizontal.…

A: Given: The weight of the object is 80 N. The slope is 30o with horizontal. The displacement of the…

Q: Chapter 07, Problem 015 GO The figure shows three forces applied to a trunk that moves leftward by…

A:

Q: A dog (of mass 50 kg) is happily sliding down a hill that has a coefficient of kinetic friction of…

A:

Q: iđ¢ = (2.80 m)î + (8.50 m)j +(4.40 m) k in 1.70 s. A force F = (7.1ON)Î + (4.00 N)} +(5.00 N)k acts…

A: Given: di = 3.70 i^+8.1 j^+2.0 k^df=2.80 i^+8.5 j^ +4.4 k^

Q: In the figure here, a block of ice slides down a frictionless ramp at angle e=51.0 ° while an ice…

A: In the figure here, a block of ice slides down a frictionless ramp at angle is 51.0 ° while an ice…

Q: A student wearing frictionless roller skates on a horizontal surface is pushed by a friend with a…

A: Given: Initial velocity of student is 0 m/s. Force applied is 52 N. Final kinetic energy is 345 J.…

Q: The figure here shows an overhead view of three horizontal forces acting on a cargo canister that…

A: This question is based on work done due to constant force.