1.3 A dog pulls a cart with a constant force of 50N. How much work is done by the dog to move the 200 m cart if the handle forms an angle of 20° with the ground?
Q: A student in a lab exerts a force of 25 N on an angle to pull a block by a distance of 48 cm. If a…
A: Given data :- Force F = 25 N Displacement d = 48 cm = 0.48 m Work done W = 11 J
Q: A crate with a mass of 39.5 kg is pushed with a horizontal force of 150 N. The crate moves at a…
A: Given Data: The mass of a crate is, m=39.5 kg The applied horizontal force is, F=150 N The distance…
Q: Mama Mia lifts up a 6.2kg pie from the table a distance of 1.8 meters high with an acceleration of…
A: To lift the pie, Mama Mia will have to apply a force which will act against the force of gravity and…
Q: A7.3 kg raccoon climbs a 6.9 m tall tree in 22.5 s, how much work does the raccoon do
A: given mass of raccoon m = 7.3 kg height to climb h = 6.9 m time taken t= 22.5 s work done W = mgh…
Q: A 2.0 kg block slides down a rough curved track. The block has a speed of 5.0 m/s after its height…
A:
Q: It takes 551 N of force to balance the friction force and make a car move at a constant speed. How…
A:
Q: eacher lifted a 10 N box and placed it down. Did she do any work? Explain your answer using
A: Assume that the teacher does only enough force to overcome gravitational pull i.e. 10N here. force…
Q: A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The…
A: Given data: Work done (W) = 350 J Height (h) = 9 m Required: Mass (m)
Q: Andy carries a sack of rice on his shoulder by applying a 250N force. Andy moves 8 m horizontally,…
A:
Q: A force of 35.0 N acts on the block at the angle shown in the diagram. The block moves a horizontal…
A: Given, force act on the block F = 35 N Horizontal distance d = 10 m We know that the expression…
Q: What is the minimum work needed to push a 950-kg car 710 m up along a 9.0° incline? Ignore friction.…
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Q: An object is pulled along the ground by exerting a force of 45 pounds a rope that makes a 15° angle…
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Q: How much work is done on the lawn mower by the person if he exerts a constant force of 93.2 N at an…
A: The force exerted by the person is: The angle at which the force is applied below the horizontal is:…
Q: A motorist runs out of gas on a level road 150 m from a gas station. The driver pushes the 1,120 kg…
A: Given: Distance traveled, d=150 m Mass, m=1120 kg Force, F=180 N Formula: Work=Force×distance W=F×d
Q: Joe slides a crate along the garage floor. The coefficient of kinetic friction between the crate and…
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Q: An 787-kg car skids to a stop across a horizontal surface over a distance of 42.5 m. The average…
A: Given Data: Mass m=787 kg Distance travelled d= 42.5 m Force given F=7160 N
Q: P1.29. Determine the work done in moving an object along a vector a 5i - 3j + 2k if the applied…
A:
Q: 2. A crane lifts a 450 kg beam 12 m straight up at a constant velocity. Calculate the mechanical…
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Q: If the total work is negative
A: The work done on an object is given by the formula W = F × d cosθwhere,W = work doneF = applied…
Q: A lift to raise a crate to height of 10.0 m is used. [1hp= 746 W] Explain how much work in N m is…
A: The work done by a system is obtained by taking the scaler product of the force and…
Q: A worker drops an 8.00 kg box through a ramp with a 30.0 degrees tilt. The box slides about 2.50 m…
A: Write a given values of this question. m=8.0kgθ=30∘d=2.50mf=23.0Nu=0m\s
Q: Fill in the blank: Calculate the work done by these forces. A 10.0 N force is applied to push a…
A: Given data *The given applied force on the block is Fapp = 10 N *The given displacement is s = 15 m
Q: What work is done on the crate by Submit Answer Tries 0/3 What is the work done on the crat Submit…
A: Given:- mass of crate m= 3 kg θ=20o F= 120 N d= 1.50 m
Q: A motorist runs out of gas on a level road 210 m from a gas station. The driver pushes the 1,120 kg…
A: The work done is defined as the force applied over the distance , thus it is calculated by using the…
Q: A box of mass 4.0 kg is accelerated from rest across a floor at a rate of 2.0 m/s^2 for 9.0 s . a.)…
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Q: An elevator engine lifts a total load of 3,659 N weight with constant speed of 2.8 m/s. What is the…
A: Given data: Total load of elevator (F) = 3659 N Constant Speed (v) = 2.8 m/s Required: The power…
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- A5 kg block is moved up a 30 degree incline by a force of 50 N, parallel to the incline. The coefficient of kinetic friction between the block and the incline is 0.25. What is the net work done on the block over this distance?The brakes of a truck cause it to slow down by applying a retarding force of 7680 N to the truck over a distance of 760 m. What is the work done by this force on the truck? Number UnitsA mother pulls her child on a sled across a rough patch of snow. The sled and child have a combined mass of 25kg. The sled’s tow rope is at 42° angle above the horizontal and the mother exerts a force of 65N. How much work has the mother done on the sled if she moves it 15m forward?
- Problem 8 A chain 25 feet long whose weight is 99 pounds is hanging over the edge of a tall building and does not touch the ground. How much work is required to lift the entire chain to the top of the building?A worker pushes horizontally on a large crate with a force of 190 N, and the crate is moved 4.0 m. How much work was done? X J3. A backhoe pushes a rubbish pile with a force of 1200 N for a distance of 400 meters. It takes the backhoe 30 seconds to move the rubbish pile. Calculate the work performed by the backhoe on the rubbish pile. Calculate the power of the backhoe pushing the rubbish pile.
- A block of stone weighs 500 newtons. It is 20m pushed up a slope. a. Neglecting friction, how much force is needed to push it up the incline at constant velocity? Show solutions b. How much work is done to push it up the incline?A 75 kg sprinter accelerates from 0 to 8.0 m/s in 5.0 s. What is the output power, in kW (kiloWatts)? Your answer needs to have 2 significant figure, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.