atifali6767 atifali6767

10-11-2021
Physics

contestada

In which of the following is no work done?
a. Climbing stairs
b. Lifting a book
c. Pushing a shopping cart
d. Pushing on a concrete wall

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kendallduncan2021 kendallduncan2021

10-11-2021

Answer:

b

Explanation:

you are just lifting a book for no reason

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