subject
Physics, 18.11.2020 17:10 Lalagrl

A woman pushes a shopping cart 20 m across a store and does 4,000 J of work. How much force did the woman use to push the cart?

ansver
Answers: 3

Another question on Physics

question
Physics, 21.06.2019 15:30
Which describe reflection? check all that apply. light bounces off a boundary.
Answers: 1
question
Physics, 22.06.2019 03:30
Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
Answers: 1
question
Physics, 22.06.2019 13:10
The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.
Answers: 3
question
Physics, 22.06.2019 18:30
Asled is being held at rest on a slope that makes an angle θ with the horizontal. after the sled is released, it slidesa distance d1 down the slope and then covers the distance d2 alongthe horizontal terrain before stopping. find the coefficient ofkinetic friction μk between the sled and the ground, assumingthat it is constant throughout the trip. find the coefficient of kinetic frictionμk. express your answer in terms of someor all of the variables d1, d2, and θ.
Answers: 1
You know the right answer?
A woman pushes a shopping cart 20 m across a store and does 4,000 J of work. How much force did the...
Questions
question
Social Studies, 24.11.2020 01:00
question
Mathematics, 24.11.2020 01:00
question
Mathematics, 24.11.2020 01:00
question
Biology, 24.11.2020 01:00
question
Mathematics, 24.11.2020 01:00
Questions on the website: 13722361