A 1400kg car accelerates from 11 m/s to 22 m/s. How much mechanical work was done on the car by the engine?

Q: Find the displacement Work done=112 J Force=55 N

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Q: Find the work done by each force F

A: Given data:   The work done due force in figure (a) is: W 1 The work done due to force in figure (b)…

Q: Determine the work, in ft-lbs, done by weight as the 5 lb block moves from point A to point B. ↓ 9 9…

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Q: Find the force applied. Work done=28.32 J Displacement=2 m

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Q: Find the work done Force=12.5 N Displacement=2 m

A: Given data : Displacement=d Force=F   Required : Work done

Q: The efficie as a machi Efficiency consumed True False

A: Yes , this is true. Mechanical efficiency is a dimensionless number that measures the effectiveness…

Q: What is the work output of a machine with 62% efficiency with an in- put of 537 J? A 870 J 33 000 J…

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Q: A system having a mass of 50 kg is raised to a height of 50 m. If the system is raised to its final…

A: mass (m) = 50 kg height (h) = 50 m time taken (t) = 2 minutes = 120 seconds

Q: A force of 450 N is used to push a 145 kg mass 30 m horizontally in 3 seconds. Calculate the work…

A: Write the expression for the work done and substitute the corresponding values to calculate the work…

Q: Give two reasons why the efficiency of a single movable pulley is not 100%.

A: Step 1Efficiency of any machine is not 100%, as when we calculate, we consider the ideal case which…

Q: Find the force applied Work done 887.22 J Displacement 55 m

A: Given data : Work done=W Displacement=d   Required : Force applied

Q: Find the displacement Work done=1200 J Force=20 N

A: Given data : Work done=W Force=F   Required : Displacement

Q: A constant force of 850 N pushes a 150 kg mass up the inclined plane shown below. The mass moves at…

A: Given :Mass = 150 kgApplied force = 850 NSpeed = 3 m/sHeight  = 2 m Required :Power developed of…

Q: Compute work done Force applied=1.62 N Displacement=0.2 m

A: Given, Applied force F=1.62 N Displacement d=0.2 m Note: 1 J=1 Nm

Q: A horozontial force of 125.0 N is applied to move a 46.0-kg cart across a 7.0 m level surface. What…

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Q: Find the dot product of P = 2.511+ 2.33-5.47k N and Q= 2.811 +6.09j-1.12k m.

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Q: A simple pendulum consists of a 0.8-kg bob connected to a massless inextensible cord with a length L…

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Q: Find the displacement Work done=250 J Force=26 N

A: Given data : Work done=W Force=F   To find : Displacement

Q: A crate of mass 45 kg is pushed along a floor with a force of 20.022 N for a distance of 8.011 m.…

A: Given data:  Mass (m) = 45 kg Force (F) = 20.022 N Distance (d) = 8.011 m Required: Work done (W)

Q: Find the Force applied Work done=20 J

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Q: Given data: Force=12.88 N Displacement=0.08 m Find Work done

A: We have an object on which a force is applied of magnitude F=12.88 N which it makes it move with a…

Q: Find the value of work done is 240 J and displacement is 20 m, Find the force applied.

A: Given data :                    Displacement    =    d                     Work done    =    W…