Physics, 22.11.2019 03:31, zelds63481

You pull a short refrigerator with a constant force f across a greased (frictionless) floor, either with f horizontal (case 1) or with f tilted upward at an angle θ (case 2).
(a) what is the ratio of the refrigerator's speed in case 2 to its speed in case 1 when you pull for a certain time t? give your answer in terms of θ.
vcase 2
vcase 1
=
(b) what is this ratio if you pull for a certain distance d?
vcase 2
vcase 1
=

Answers: 1

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