17.2 A block is puled up a rough incline by a string. Does the gravitational force do positive work, negative work or zero work on the biock as it is pulled up the indine? O Positive work O Zero work ONegative work

Q: A gardener pushes a lawn roller through a distance of 25m. If he applies a force of 20N in a…

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Q: What is the work done by the force F? F S1 S2 O Fs None of the above Zero O-Fs

A: Given data:   A force F, towards upward direction The object traveled a distance s Angle between…

Q: A box is pulled 20m across a warehouse by a 50N force. The force makes a 35° angle with the…

A: Given that, Force = 50 N In first case, Distance = 20 m Angle = 350  In second case, Distance 10 m…

Q: The graph shows the force acting on an object as a function of the position of the object. For each…

A: a) Work done is,

Q: You are trying to move a crate with mass 22 kg from A to B onsite. You don't know the value of h,…

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Q: Give an example of a frictional force doing positive work

A: Frictional force: This force is act between two rough surface while movement. The frictional force…

Q: A force of magnitude 25.0N directed at an angle of 35.00 above the horizontal moves a 16.0kg crate…

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Q: A flight attendant pulls her 64.2 N flight bag a distance of 333 m along a level airport floor at a…

A: Here, we calculate  work, force of friction, and coefficient  of Kinetic  friction  given as follow;

Q: A 190-N crate slides with constant speed a distance of 10 m downward along a rough slope that makes…

A: SOlution: Given that W =80 N d = 10 m angle = 30 degree

Q: If a force acts perpendicular to the direction of motion of a body, what is the amount of work done?…

A: C is correct

Q: A 4.50 kg block is acted on by a 20.9N net force. If the block starts from rest, then at the end of…

A: Given Data :mass of block m  = 4.5 kgmagnitude of Net force F = 20.9 Nlet force acts in n^ hence F→…

Q: A cable pulls an 382 kg safe up a slope inclined at 10°, for 31 m on an very slippery oily surface.…

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Q: Mr. Mangan pushes a box across a frictionless surface with a force of 150 N for 8 m. Find the work…

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Q: 50kg block is pushed a distance of 8m a long a level floor at a constant speed by a force applied at…

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Q: Find the work done by 45N force in pulling the suitcase at an angle of 50d egrees with respect to…

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Q: A force of 24 N applied at an angle of 55 to the horizontal moves a crate of 5.0 kg over a distance…

A: The work done by a constant force F is given by the vector dot product W=F⇀·d⇀ = Fdcosθwhere d ⇀is…

Q: A piece of luggage is being loaded onto an airplane by way of an inclined conveyor belt. The bag,…

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Q: A force of 434.0 N is exerted on a 1,250 N car while moving it a distance of 2.65 m. How much work…

A: Express the relation for the work done on the car. W=Fd Here, W is the work done, F is the force…

Q: A force of magnitude 25.0N directed at an angle of 35.00° above the horizontal moves a 16.0kg crate…

A:

Q: A body of mass 30 kg is at rest. A force of 5 N is applied on it. Calculate the work done in first…

A: According to Newton's 2nd law, the force will create an acceleration in the body. The acceleration…

Q: In the figure, a constant force F of magnitude 85.0 N is applied to a 4.0 kg shoe box at angle -…

A: Fa = 85 N ϕ = 53overtical displacement (h) = 0.45 m mass = 4 kg

Q: A mouse of mass 200 g falls 100 m down a vertical mine shaft and lands at the bottom with a speed of…

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Q: Consider a 55kg box being pushed with a 200N horizontal force acros The box accelerates at 2m/sec.…

A: Givenm=55 kgF=200 Nd=10 ma=2 m/s2

Q: A sled is pulled for 15 m by a variable force as shown in the figure below. Calculate the work done…

A: The area under the force vs. displacement graph is equal to the amount of work done on the object by…

Q: 1.A worker leans on a crate and pushes it on a horizontal surface with a force of 235 N in a…

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Q: Suppose you drag a box 8.0 m across a horizontal floor, exerting a force of 90. N at 35 degrees…

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Q: The figure below shows a person pushing a box with a force (F) of 28.4 N over a displacement of 5.1…

A: The work done W by a force F→ in producing a displacement d→ is: W = F→·d→ = Fdcosθ Here θ is the…

Q: A weight W is accelerated from rest by a constant force, F, through a distance d across a…

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Q: A cable pulls an 267 kg safe up a slope inclined at 19 °, for 20 m on an very slippery oily surface.…

A: a) The normal force acting on a safe will be perpendicular to the inclined surface and the safe will…

Q: 3. A body moves a distance of 15 m along a straight line under the action of 25 N force. If work…

A: Given data: d=15 mF=25 NW=45 J Need to determine the force and angle between the force and direction…

Q: Don't use chat gpt It Chatgpt means downvote

A: Step 1:Given:The mass of the skier: m=60.4kgThe angle of inclination of the slope: θ=24.0∘The…

Q: A man pulls a box weighting 40 N a distance of 10 m across the floor at constant speed. How much…

A: Frictional force acting against the pull is Ffriction = u N Where,  u is the coefficient of kinetic…

Q: Rosie lifts a trunk weighing 480.0 N up 1.400 m. If it takes her 15.00s to lift the trunk, at what…

A: Given data:  Force (F) = 480.0 N Distance (d) = 1.400 m Time (t) = 15.00 s Required: Power (P)

Q: The 69-lb crate slides down the curved path in the vertical plane. If the crate has a velocity of…

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Q: A force of 7 N acts on an object. The displacement is, say 8 m, in the direction of the force. Let…

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Q: A boy pulls a 15-lb sled 50 ft along a horizontal surface at a constant speed. What work does he do…

A: Given data: Mass of sled is, m=15 lb=15×0.45=6.75 kg. Distance travelled by sled is, s=50…

Q: CALCULATE THE WORK REQUIRED TO MOVE A MASS "m" AGAINST A FORCE FELD F-5 Uk +7Uy ALONG THE INDICATED…

A: Force=5ux+7uy