A 150-N crate slides with constant speed a distance of 10 m downward along a rough slope that makes an angle of 30° with the horizontal. The work done by the force of gravity (in J) is: 10m- W 30 O a. 750 O b. 950 Ос. 500 d. 650 e. 850

A 5.00kg block starts from rest at the top of a 30.0° incline and slides 2.0m down the incline in 1.50s. How much work does gravity do on the block for 1.50s? a. 85J O b. - 85J O c. 98J O d. 49J e. - 49J

An arctic tractor drags a 45 ton (thats metric ton:  1 ton = 1000 kg) across the snow, which has a friction coefficient of 0.075, a distance of 4500 kilometers.  How much work did the tractor do?  Make sure you SYW.

For the three cases shown below, assuming the displacement is 4.0 m to the right. Match the answers with questions. 10 N 8 N 6 N 60° the work done by the 10-N force + the work done by the 8-N force + the work done by the 6-N force A. OJ В. 32J С. 16] D. 40J Е. 24]

Number 16

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42. A physics student applies a 21.6 N force downward at an angle of 57.2 degrees with the horizontal to displace a broom a distance 6.28 m to sweep up broken lab glass. Determine the work done by the student.A. 73.5 JB. 65.7 JC. 57.8 JD. 78 J

9. AV R 6121W Higgins A.Nouvel onglet R 2634 W catalpa.. Physics 235-Spring 2023 Chapter 7 Worksheet The cable of a crane is lifting a 750 kg girder. The girder increases its speed from 0.25 m/s to 0.75 m/s in a distance of 3.5 m. a. How much work is done by gravity? b. How much work is done by tension?

do on the shopping cart? W -107.5 J 2. You apply a force of 1.5 N at an angle of 34° from the vertical on a block that is sitting on a friction-less table. The force you apply causes the block to slide across the table for 1 m. How much work did you do to move the block? 0.84 J 3. An 8.5 kg package in a mail sorting room slides 20 mdown a chute that

A child pulls a wagon 5.0 m using a force of 25 N at an angle 15 degrees above horizontal. The force of friction on the wagon is 8.1 N. Calculate the work done on the wagon in the horizontal direction.   a. 6.5 J b. 24.1 J c. 32.5 J d. 80 J e. 84.5 J f. 125.1 J g. 125 J h. don't be silly, you can't calculate the net work without the change in KE!!