2 A block of mass m is lowered down a surface inclined at θ degrees for a distance d between points A and B. A horizontal force F is acting on the block between A and B. Take the kinetic energy of the block at points A and B as KA and KB, respectively

Q: A collie drags its bed box across a floor by applying a horizontal force of 6.7 N. The kinetic…

A: The work done by horizontal applied force, F, to drag a mass by a distance d, is given by: Work =…

Q: 2: You want to move your 25-kg spare tire from the floor onto the back of your pickup truck. The bed…

A:

Q: A 1250 kg car drives up a hill that is 16.2 m high. During the drive, two nonconservative forces do…

A:

Q: 1. A block is acted on by a force that varies as (2.0 x 104N/m)x for 0 < x < 0.21m and then remains…

A:

Q: 1) A 5 kg package slides 2.8 m downward from an inclined-plane that makes an angle of 24° with the…

A:

Q: 1. A force F = 3xî + 5yj, where F is in newtons and x and y are in meters, acts on an object as the…

A: Given  F→=3x i ^ +5y j^displacement from x=0 to 4.52 so dispacement vectord→=(4.52-0) i^=4.52 i^…

Q: 3. A constant force F = (3, J3) moves an object along a straight line from the point (0,1) to the…

A:

Q: (Figure 1) shows your 1.5 kg laptop computer being dragged up a 25° slope at steady speed by a rope…

A: As Tension force and displacement are in same direction then work done : WT=T×∆r       =20×2…

Q: A worker pushed a 22.0 kg block 12.0 m along a level floor at constant speed with a force directed…

A: Given value --- mass = 22 kg. distance s = 12 m. angle = 22 degree.  We have to find --- work…

Q: An assistant for a football team carries a 32.0 kg cooler of water from the top row of the stadium,…

A: The expression to solve for the work done by the assistant is as follows: WA=KEf-KEi+PEf-PEi…

Q: You are moving into an apartment and take the elevator to the 6th floor. Suppose your weight is 690…

A: Given that, weight of person  (w1 ) =  690N weight of belongings  w2 = 1040 N  height of floor h =…

Q: 2. A student holds her psychology book, which has a mass of 1.5 kg, out of a second-story dormitory…

A: Work(W)=Fdcosθ F is force, d is displacement, θ is angle between force and displacement when student…

Q: A 3.62-kg bucket of water is tied to a rope and lifted vertically upward at a constant speed of 2…

A: Given data: Mass of the bucket (m): 3.62 kg Constant speed of lifting (v): 2 m/s Displacement (h):…

Q: Calculate amount of work done by the applied force G as an object is moved along a path described by…

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

Q: A non-constant force on a particle of mass m is given by F = F,| -+1 where Fo and xo are constants.…

A:

Q: A constant force of 20 N is applied to an object of mass 8.0 kg at an angle of 25° with the…

A: Given data:  Force (F) = 20 N Angle (θ) = 25° Displacement (d) = 2.0 m Required: Work done (W)

Q: Fig. 4b shows a spring loaded along an incline plane. When s = 0.6 m, the spring is unstretched and…

A: Force is a vector quantity that means it has both magnitude and direction to it. According to…

Q: Problem 4: A 82.5-kg man pushes a crate 4.5 m up along a ramp that makes an angle of 19° with the…

A:

Q: A 5.00-kg package slides 1.50 m down a long ramp that is inclined at 24° below the horizontal. The…

A:

Q: Skylar pulls a 6.00-kg crate across a horizontal floor for a distance of 2.6 m as shown. The tension…

A: Given data:  Frictional force (F) = 19 N Distance (d) = 2.6 m Angle between frictional force and and…

Q: 1a. A 13.2kg block is dragged over a rough, horizontal surface by a 71.5N force acting at 20.5…

A:

Q: with an initial speed of 14 m/s. Find the work done by gravity on the rock from the time it leaves…

A:

Q: An 7.5 kg crate is pulled 5.3 m up a 30° incline by a rope angled 16 ° above the incline. The…

A: Given the mass of crate,m=7.5 kg, displacement of create ,s=5.3 m, coefficient of kinetic friction…

Q: You push a crate up a ramp at a constant velocity. Which force does the greatest magnitude of work…

A:

Q: Problem #2: a. How high a hill can a car coast up (engines disengaged) if work done by friction is…

A:

Q: A 3.35-kg bucket of water is tied to a rope and lifted vertically upward at a constant speed of 2.1…

A:

Q: A force with varying magnitude Fx is applied on an object and the displacement of the object is…

A:

Q: A 2.0 kg block is initially held at rest at position A. The curved portion of the curve path AB is…

A:

Q: A force of constant magnitude pushes a boN up a vertical surface as shown in the figure. The box…

A: Given: Mass of the box, m = 6.2 kg Height of being pushed up, h = 2.9 m Coefficient of friction =…

Q: A factory worker moves a 23.0 kg crate a distance of 5.00 m along a level floor at constant velocity…

A: Mass of crate "m "= 23kg . Distance travel "d'= 5m . co efficient of kinetic friction "uk"= 0.300.

Q: Starting from rest, a box of mass m (24 kg) moves to the right 18.0 m when pulled by a tension force…

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

Q: A 67.6 kg runner has a speed of 5.10 m/s at one instant during a long-distance event. (a)Apply…

A: mass = 67.6 kg speed (u ) = 5.1 m/s   a) Runner's kinetic energy at this instant = (1/2) m(v)2 K.E =…

Q: A 4878-kg car is driving down a portion of highway that is inclined 10° with respect to the…

A: According to question---- Given data-- Mass of car (m) = 4878 kg. Incline angle = 10 degree…

Q: 3. Problem 7.49 of Chapter 7. A 15.0-kg stone slides down a snow-covered hill, leaving point A with…

A:

Q: 1200 kg roller coaster car starts at point A, then travels 165 ft at 40.0° below the horizontal to…

A: Solution:-

Q: A 900 kg roller coaster car starts at point A, then travels 125 ft at 40.0° below the horizontal to…

A:

Q: A 150g book is initially at rest on a table that has no friction. A force of 3.2 N is applied to the…

A: