A 4.0-kg block is lowered down a 37° incline a distance of 5.0 m from point A to point B. A horizontal force (F = 10 N) is applied to the block between A and B as shown in the figure. The kinetic energy of the block at A is 10 J and at B it is 20 J. How much work is done on the block by the force of friction between A and B? 37
Q: Problem 9: A 87.6 kg person starts at rest at the top of a slide that is 14.3 m tall. At the…
A:
Q: A person holds onto a 25 N object for 2 minutes 3 m above the ground. How much work is done on the…
A: We know, work done= Force x displacementBut here, A person holds onto a object of weight 25 N is…
Q: A force F = qx³ acts in the x direction, where the value of q is 4.2 N/m³. How much work is done by…
A:
Q: A 1.3 kgkg book is lying on a 0.80 mm -high table. You pick it up and place it on a bookshelf 2.2 mm…
A:
Q: If m = 3.5 kg, F = 18 N, θ = 25 degrees, d = 2.25 m, and the surface is frictionless, A. What is…
A: (a) The expression for work done by applied force is given by Wappliedforce=F·d=Fdcosθ=18 N2.25…
Q: a dog pulls a sled with a force of 230 N to the 80.0 m to the left. the dog then pulls the sled with…
A:
Q: The figure below shows a person pushing a box with a force of 8.2 N over a displacement of 4.5 m.…
A: The work done W by a force F→ in producing a displacement d→ is given by, W = F→·d→ = Fdcosθ where θ…
Q: You push a crate horizontally to the right on the floor with a force of 100 N. There is friction…
A:
Q: 4. Sisyphus is pushing the rock (mass= 1.00 x 10² kg) up the hill for the gazillionth time. The hill…
A: Mass of rock (m)= 1.0×10² kg Inclined angle( θ)= 60.0° Coffiecient of friction (μ)= 0.200Pulling…
Q: A boy pulls a 10-kg box across an ice rink for a distance of 50 m. He exerts a constant force of 10…
A:
Q: In the arrangement of the first figure, we gradually pull the block from x = 0 to x = +3.0 cm, where…
A:
Q: A box is lifted vertically 1.5 m and is then held there. The box has a weight of 100 N. Ignore…
A: Work done on a body is given by, Work = force × displacement W = (Mg) × ( h) = Potential energy at…
Q: How much work does the force of friction do (in J)?
A: At given height the block will have only potential energy and no kinetic energy because its velocity…
Q: In the arrangement of spring and block in the video, we first pull the block from x = 0 out to x =…
A:
Q: A 5.0 kg object is moving forward with an applied force of 10.0 N right, displacing 5.0 m right. The…
A: Total work done due to force of gravity on the object is ZERO. NO WORK IS DONE BY FORCE OF GRAVITY…
Q: Problem: Jennifer lifts a 2.5-kg carton of cat litter from the floor to a height of 0.75 m. (a) How…
A: Answer Given data Mass m = 2.5 kg Height h = 0.75 m We have to find how much total work must be…
Q: An object weighing 20 N moves horizontally toward the right a distance of 5.0 m. What is the work…
A:
Q: A 5.0 kg block moves in a straight line on a horizontal frictionless surface under the influence of…
A: Given data: Force vs position graph Fs = 6.00 N Required: The work done by the force from the…
Q: A 50 kg bicyclist on a 10 kg bicycle speeds up from 5.0 m/s to 10 m/s. How much work was done to…
A: Ques 1 : Given : Mass of bicyclist = 50 kg Mass of cycle = 10 kg Total mass (M) = 50 +10 = 60 kg…
Q: To push a crate of mass 70 kg up a frictionless ramp with an angle of 25 ° to the horizontal, a…
A: Given: Mass of the crate, M=70 kg Angle of the ramp, θ=25° Force exerted by the worker, F=900 N…
Q: If we know that a force of 5 N is applied on an object while the object moves 2 m, can we determine…
A: Given : F = 5 N d = 2 m
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: the influence of a force that varies with position as shown in the figure below. The scale of the…
A:
Q: A 100 kg block of ice slides down an incline that is 5m long and 3m tall. Someone pushes up on the…
A: Solution All the forces and direction are shown in the figure. sinθ=35…
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: 1.A person is pushing a box across a floor. Can the frictional force on the box ever exceed its own…
A: We are authorized to answer one problem at a time, since you have not mentioned which one you are…
Q: A 0.34-kg particle has a speed of 3.0 m/s at point A and kinetic energy of 8.1 J at point B. (a)…
A: Mass of the particle m=0.34 kg Speed of the particle at point A ,vA=3.0 m/s The kinetic energy at…
Q: A 0.41-kg particle has a speed of 3.0 m/s at point A and kinetic energy of 8.0 J at point B. (a)…
A: (a) Calculate the kinetic energy at point A. KEA = 0.5*m*vA2 = 0.5*0.41*32 = 1.85 J
Q: Early one October, you go to a pumpkin patch to select your Halloween pumpkin. You lift the 3.0 kg…
A: Assuming pumpkin is lifted and moved on level ground such that its kinetic energy does not change,…
Q: A person pulls a 20 kg heavy box horizontally, which slides at a constant speed. The person makes a…
A: Given data: The mass of crate is m=20 kg. The maximum force applied is F=60 N. The distance traveled…
Q: A boy pulls a 26.0-kg box with a 100-N force at 36° above a horizontal surface. If the coefficient…
A: Given Mass of a box = 26.0-kg Force applied on the box = 100-N force at 36° above a horizontal…
Trending now
This is a popular solution!
Step by step
Solved in 5 steps with 1 images
- A sled of mass 70 kg starts from rest and slides down a 10° incline 80 m long. It then travels for 20 m horizontally before starting back up an 8° incline. It travels 80 m along this incline before coming to rest. What is the magnitude of the net work done on the sled by friction?The figure below shows a person lifting a box with a mass (m) of 13.5 kg a height (h) of 1.3 m. Determine the work done on the box by the earth (gravitational force).A 5.0-kg object is pulled along a horizontal surface at a constant speed by a 12-N force acting 300 above the horizontal. How much work is done by this force as the object moves 8.0 m? О 339J O 815 J O 85 J O 83.1 J Next
- A person carries a 35.0 N rock through the path shown in the figure, starting at A point and ending at point B . The total time it took the person to go from A to B is 15.0 min. How much work did gravity do on the rock between A and B?The figure below shows a person pushing a box with a force of 2.2 N over a displacement of 2.5 m. Determine the work done on the person by the box in Joules.A force of 12.0 N acts on a 4.6 kg object through a parallel distance of 1.6 m. How much work is done on the object? Your Answer:
- A horse pulls a cart with a force of 0.2 kN at an angle of 27 degrees with the horizontal and moves along at a speed of 10 kph. How much work does the horse do in 12 minutses?a. 668835 joulesb. 536688 joulesc. 356688 joulesd. 883566 joulesA force of 16 lb is required to hold a spring stretched 2 in. beyond its natural length. How much work W is done in stretching it from its natural length to 8 in. beyond its natural length? W = ft-lbA force of 20.0 N acts on a 5.0 kg object through a parallel distance of 1.3 m. How much work is done on the object?
- A 22kg crate is at rest on a ramp with an incline of 25 degrees. There is a coefficient of kinetic friction between the ramp and crate of 0.29. A force is applied to pull the crate up the incline at a constant speed. What is the work done by this force to pull the crate a distance L=2.45m up the ramp?A man pulls a sled a distance of 231 m. The rope attached to the sled makes an angle of 30.0° with the ground. The man exerts a force of 775 N on the rope. How much work does the man do to pull the sled?A crate is placed at the upper end of the 2.0 m long ramp that is inclined at 20° to the horizontal and allowed to slide down the ramp starting from rest. The crate has a mass of 150 KG and the coefficient of kinetic friction between the crate and then incline is 0.25. Draw a diagram showing all the forces acting on the crate. How much work is done by the gravity on the crate during the slide? How much work is done by friction during the slide? Use the work energy theorem to calculate the speed attained at the bottom of the ramp.Also,Which force does no work during the slide, and why?