A hòrizontal force F of magnitude 20.0N is applied to a 3.00kg psychology book as the book slides a distance d=0.500 m up a frictionless ramp at angle 30.0⁰ (a) during the displacement, what is the network done on the book by F the gravitational force on the book, and the normal force on the book (b) if the book gas zero kinetic energy at the start of the displacement what is it speed at the end of the displacement
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Physics, 22.06.2019 04:00, louiecampos
Determine the maximum r-value of the polar equation r =3+3 cos 0
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Physics, 22.06.2019 12:20, drewefielder6198
Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.
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Physics, 22.06.2019 12:30, ayoismeisjjjjuan
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
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A hòrizontal force F of magnitude 20.0N is applied to a 3.00kg psychology book as the book slides a...
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