A crane pulls a 700 kg box at a constant velocity straight up for a distance of 50 m. Calculate the work done by the crane.

Q: An object moves along a straight line path from (0,0) to the point (3,3) under the action of a…

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Q: A crane lifts a 650 kg beam vertically upward 9.6 m and then swings it westward 18 m. How much work…

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Q: An object undergoes a displacement Ar =5i+2j. During the displacement, a constant force F = 3i -1j…

A: The work done by the force is given by  W= F→ . r→ where, F is the force and r is the displacement…

Q: A 85-kg man pushes a crate 7.5 m up along a ramp that makes an angle of 17.5° with the horizontal.…

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Q: A force F = (4xi-3y2j)Nacts on a particle, the particle moves along the x-axis from x= 1 to x = 4m.…

A: Write the expression of the force vector on a particle.   F=4xi-3y2j   Write the expression of the…

Q: A 4.25 kg object slides in a 38 degrees inclined plane from the top to bottom. The height is 1.9…

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: A cart with a box of books is pulled 10m horizontally with a constant force of 150 N acting at 40°…

A: Solution:-Given that

Q: Find the work done by (a) the 2250N force and (b) friction

A: Mass of cart = m = 25 kg  F = 2250 N  Angle with horizontal = 60°  Distance= d = 7.5 m  Friction =…

Q: A particle moves along X- axis from x=0 to x=8 under the influence of a force given by F = 7x²-3x +…

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Q: A block of mass 50 kg is pulled by a rope that makes an angle of 30 degrees with the horizontal. The…

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Q: A body dropped from a height H reaches the ground with a speed of 1:2 VgH. Calculate the work done…

A: Given, height = H             velocity v = 1.2gH           work done W = ?

Q: A body of mass 2 kg is initially at rest on a horizontal frictionless plane. It is then pulled 4 m…

A: Given value--- mass = 2 kg. distance = 4 m. Force = 25 N. We have to find--- final speed?

Q: A crane lifts a 650 kg beam vertically upward 10.8 m and then swings it westward 18 m. How much work…

A: The formula for workdone is W=Fxcosθ

Q: A crane lifts a 395-kg steel beam vertically a distance of 41.4 m. How much work does the crane do…

A: Given: The mass of the beam is 395 kg. The vertical displacement of the beam is 41.4 m. The…

Q: A single force acts on a 3.0 kg particle object whose position is given by x= 3.0t-4.0t^2+.5t^3,…

A: The mass of the particle m=3.0 kg The position of the particle x=3.0t-4.0t2+.5t3 The velocity of the…

Q: A 35 kg student bounces up from a trampoline with a speed of 7.4 m/s. (a) Determine the work done…

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Q: A 50 kg trunk is pushed 6.0 meters at constant speed up a 30 degree incline by a constant horizontal…

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Q: A 5 kg block slides down a frictionless plane inclined at an angle of 30 degrees with the…

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Q: A force acting on a 1.0-kg object is described by the equation F = (2.0x3.5) i N. (a) Plo the force…

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Q: A 50 kg student bounces up from a trampoline with a speed of 3.4 m/s. Determine the work done on the…

A: Given: The mass of the student is 50 kg. The speed of the student is 3.4 m/s. The height of the…

Q: A block of mass m = 250 kg is pushed d = 2.30 m along a frictionless horizontal table by a constant…

A: Draw the free-body diagram of the block as shown below.

Q: A force F(x)=(3x² – 2x)N acts on a particle as the particle moves in the x-axis from x = 1m to x =…

A: F(x)= 3x2-2xNx= 1m to 2m Since the force is varying on this interval of x , work is calculated by…

Q: A single force acts on a I kg panticle-like object in such a way that the position of the object as…

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Q: A crane pulls up a car weighing 500kg to a vertical height of 4m. Calculate the work done by the…

A: Work is Calculated by:   Work = Force x Displacement   Work = mgH           ......(1)     ( Here H…

Q: A 4.25 kilogram mass slides down a 2.50 meter long ramp which is tilted at an angle of 22.0 degrees.…

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Q: A long, thin rod parallel to the y-axis is located at x = -14 cm and carries a uniform positive…

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Q: An object of mass  5 kg is pulled by a constant force of 6.2 N at an angle of 350 above the…

A: Given data: Force (F) = 6.2 N Angle (θ) = 35° above the horizontal Distance (d) = 7 m Friction is…

Q: A 2.75-meter-long log on a panda sanctuary leans on an almost vertical rock wall and it makes 30⁰…

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Q: Starting from rest, a 5.00-kg block slides 2.50 m down a rough 30.0 incline. The coeffi cient of…

A: Free body diagram

Q: If the force has a magnitude FP = 20 N and makes an angle of 30° to the ground. Calculate the work…

A: Given : Fp = 20 N θ = 30° d = 100 m

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

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Q: A worker pushes a wood crate of mass 14 kg across a rough concrete floor with a constant horizontal…

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Q: Acrate is moved 2 meters along a horizontal floor at a constant speed by force of 50 N which makes…

A: Given data:  Force (F) = 50 N Distance (d) = 2 m Angle (θ) = 30° above the horizontal  Required:…

Q: A force ~F=(6x5 N)i + (2y N)j acts between (x1,y1)= (2m, 3 m) to (x2; y2)=(3 m, 0 m).Calculate the…

A: Given :          F =( 6x⁵ i + 2y j .)N          x1= 2m  , x2 = 3m          y1= 3m   ,y2= 0m  We know…

Q: Pat is pulling on a rope to drag his backpack to school across the ice. He pulls upwards and…

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Q: The work is done by this force as the box moves 6.0 m is

A: Given data: The box's mass is: m = 12 kg The force at an angle is: F = 15 N The angle made by force…

Q: A box is pulled with a force of 75 N to produce a displacement of 13 m. If the angle between the…

A: We are allowed to answer only the first question. For solutions to other questions, please re-post…

Q: A shopper in a supermarket pushes a cart with a force of 41 N directed at an angle of 25° below the…

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Q: A shopper in a supermarket pushes a cart with a force of 33.0 N directed at an angle of 25.0° below…

A: The applied force on the cart, Fapp=33 N The direction of the angle of the force with the…

Q: A 2.06 Kg block is pushed 3.31 m along a frictionless horizontal table by a constant 16 N force…

A: Write the expression for work done