A very light cart holding a 4 * 10-N box is moved at constant velocity across a 2.3 m level surface. What is the net work done in the process? Express your answer in Joules. of Answer:

Q: A 200 N box is pushed at a constant velocity up an incline that is 5.00 m long and rises 1 m. If the…

A: The Free Body Diagram of the 200 N box is shown below,   The Bos is being pushed at a constant…

Q: A student whose mass is 55 kg climbs stairs from the fırst to the third floor of the physics…

A: mass of student (m) = 55 kg vertical distance (h) = 10 m

Q: On an essentially frictionless, horizontal ice rink, a skater moving at 6.0 m/sm/s encounters a…

A: Given initial speed= 6m/s Final speed = 2.88m/s Friction force = 0.22Mg = 2.2M Change in kinetic…

Q: A force acting on an object moving along the x axis is given by Fx = (14x - 3.0x3) N where x is in…

A: Given: The force on the object is Fx=14x-3.0x3. The object moves from -1.0 m to +2.0 m.

Q: An 80-N crate slides with constant speed a distance of 5.0 m downward along a rough slope that makes…

A: Data provided :  Weight of the crate(mg) = 80 N, downward  Distance along rough slope = 5 m Angle…

Q: A car of weight 140 kg. To what height should it be raised so that potential energy is 4220 J? Take…

A: Introduction : In this question we are provided with value of potential energy , mass and…

Q: A horizontal rope with 15 N tension drags a 25 kg box 2.0 m to the left across a horizontal surface.…

A:

Q: A bag of wheat weight 300 kg .To what height should it be raised so that potential energy is 9600 J?…

A: Given data :        Mass of the bag  =  m         Potential energy   =  P•E         Acceleration due…

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: One of the forces exerted on a particle is F = Bx²i, where B = 6 N/m². How much work does F do (in…

A:

Q: A particle of nmass m= 4kg is released from point A and slides on the frictionless track shown in…

A:

Q: A box with mass m = 39_kg slides down a Ar = 15 m ramp with incline o = 29°. Find the work done by…

A:

Q: Can the normal force on an object ever do work? yes no

A: Yes sometimes Normal force also do works on an object.

Q: Find the work done in joules by gravity as an object of the mass m=5 kg is raised up at constant…

A: Given : m = 5 kg h1 = 23 m h2 = 69 m g = 10 m/s2

Q: An archer pulls a bowstring back 0.500 m by exerting a force that increases uniformly from zero to…

A: It is given that, x=0.500 mF=250 N

Q: You lift a 3kg pumpkin to a height of 0.80 m to check it out. How much work do you do on the pumpkin…

A: Consider the formula to obtain the value of work done is, W=mgh Here, m is the mass of the object, g…

Q: To pull a 50 kg crate across a horizontal frictionless floor, a worker applies a force of 210 N,…

A:

Q: A 1.00 kg block starts from rest at the top of a 20.0 m long 30.0 degree incline. Its kinetic energy…

A: Given:Mass of block, m = 1 kgIncline angle, θ = 30°Kinetic energy, K.E = 98 J

Q: when released from rest, a150 g block slides dewn the path shown below, reaching the bottom with a…

A: Given data *The mass of the block is m = 150 g = 150 × 10-3 kg *The final speed of the block is v =…

Q: Find the work done by (4 N) frictional force, in removing an object for (15 m) along horizontal…

A: Given data, Friction Force (F)= 4 N Horizontal Distance (d)= 15 m

Q: When released from rest, a 170 g block slides down the path shown below, reaching the bottom with a…

A:

Q: A 150 kg box is moving with constant speed on a rough surface under the effect of external force (F)…

A: Given data: Mass (m) = 150 kg Box moving with constant speed External force = F Angle (θ) = 30°,…

Q: A car of wheat weight 120 kg . To what height should it be raised so that potential energy is 2320…

A: Given data The weight of the wheat car is given as m = 120 kg. The potential energy is given as PE…

Q: A spring and block are in the arrangement of the figure. When the block is pulled out to x = +5.0…

A: Write the given values of the problem-  the block is pulled out then-x=5 cm force of the…

Q: A 4.20-kg box has an acceleration of 2.10 m/s² when it is pulled by a horizontal force across a…

A: " As per our company policy we can answer only 3 subparts. To get the solution of remaining part…

Q: A particle of mass m= 4kg is released from point A and slides on the frictionless track shown in…

A: The work done by gravity is the change in the gravitational potential energy. gravitational…

Q: A rare and valuable antique chest is being moved into a truck using a 3.000 m long ramp. The weight…

A:

Q: If gravity is pulling a 0.15 kg ball down 2.0 meters, what is the magnitude of the force doing work…

A:

Q: A particle moving in the xy-plane is subject to a force F → (x, y) = ((50 N · m2) . (xi ^ + yj ^ ))…

A: Consider the distances between the given points as its x- and y-components, and determine the…

Q: A car of weight 100 kg. To what height should it be raised so that potential energy is 1230 J? Take…

A: Given  Mass (m) = 100 kg  Potential energy (PE) = 1230 J    Gravitational Potential energy is given…

Q: Starting from rest, an 1800 kg car rolls down a hill 22 m high. It reaches the bottom going 15 m/s.…

A: Mass of car (m)= 1800 kg Height of hill = 22 m Velocity at bottom of the hill = 15 m/s

Q: Erol carries an 8.0 -kg suitcase as she walks 45 m along a horizontal walkway to her room at a…

A:

Q: Find the work done in joules by gravity as an object of the mass m310 kg is raised up at constant…

A: Mass = 10 kg  Displacement = h2 - h 1 = 80m - 22 m =  58 m As we know Workdone  is given by W  Which…

Q: A 4.8 kg box has an acceleration of 1.6 m/s? when it is pulled by a horizontal force across a…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A pitcher throws a baseball with mass 0.2 kg straight upward with an initial speed of 20.0 m/s. (a

A: According to question:Mass of baseball=0.2 kg=mInitial speed of ball=20 m/s=uHeight raised by…

Q: Ben Travlun carries a 200-N suitcase up three flights of stairs (a height of 10.0 m) and then pushes…

A:

Q: While training for breeding season, a 460 gram male squirrel does 29 pushups in a minute, displacing…

A: Given:- While training for breeding season, a 460 gram male squirrel does 29 pushups in a minute…

Q: Ben carries a 250 N suitcase up three flights of stairs (a height of 12.0 m) and then pushes it with…

A: Given data as per question weight of suitcase =250N Height =12 m Horizontal force =50N Speed =0.10…

Q: A 30-N box is pulled upward 6.0 m along the surface of a ramp that rises at 30° above the…

A: weight = mg = 30 Nd = 6 m θ = 30oWork done by pulling force along the incline = force applied * d =…

Q: a 500gram ball thrown vertical upward from the surface of Earth with the initial velocity 10 m/s.…

A:

Q: An archer pulls a bow string back 0.40 m by exerting a force that increases linearly from zero to…

A: Work done is defined as product of force and displacement. Mathematically, W=F.S F is force, S  is…

Q: A 4.8 kg box has an acceleration of 1.8 m/s? when it is pulled by a horizontal force across a…

A: Mass of box= 4.8 Kg Acceleration= 1.8m/s2 Coefficient of kinetic friction= 0.5 Distance covered by…

Q: The two ropes shown in the bird’s-eye view  are used to drag a crate exactly 3 m across the floor.…

A: distance, d = 3 m

Q: A 1.5 m high person is holding a 20 kg trunk on his head and is standing at a roadways bus-terminal.…

A: Work Done is calculated by the formula :   W = Force x Displacement                    ......(1)

Q: An 80-N crate slides with constant speed a distance of 5.0 m downward along a rough slope that makes…

A: Data given :  The weight of crate (mg) = 80 N Distance traveled along a rough slope (d) = 5 m Angle…

Q: Two objects are each displaced the same distance, one by a force F pushing in the direction of…

A: Given  distance=d first force=F1=F second force=F2=4F3 at angle 450

Q: A person pulls a 10 kg luggage along a level road for 5 m by exerting a force of 20 N at an angle of…

A: