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An 8-n block slides down an incline. it has an initial speed of 7m/s. the work done by the resultant force on this block is:

Sagot :

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block.

weight; w=8N

Silding down the incline

12 = 7 m/s

141 22w =

1/3 * m * v ^ 2 - 1/2 * m * u ^ 2

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