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Physics stuff Work?

Block of mass 3.8 kg is pushed on frictionless suface 4.6 m. By contant force of 16 N, 20 degrees below the horz.
Whats the work done by the normal force and force of gravity?

2007-09-30 12:43:51 · 1 answers · asked by ひいらぎ 5 in Science & Mathematics ➔ Physics

1 answers

Both the normal force and force of gravity do zero since there is no friction and no motion in the vertical.

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2007-10-02 10:11:31 · answer #1 · answered by odu83 7 · 0⤊ 0⤋

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