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Physics 20 Online
OpenStudy (anonymous):

A trolley moves down a straight slope that is inclined at an angle of 2.8 degrees to the horizontal. The constant force that opposes the motion of trolley is is 16N. Calculate for the trolley moving down the slope (a) the component down the slope of the trolley's weight

OpenStudy (anonymous):

OpenStudy (anonymous):

we need the mass of the trolley

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