## Question

###### A mass m=2 kg goes up to a 30 plane at point A VA - 2...

a mass m=2 kg goes up to a 30 plane at point A VA - 2 m/4, the masse goes up and returns to point À with W=11m/A. a) find the work done by the f) If Mx = 0,3 fr MAN What distance can the mass travel until its velocity is zero. fiction

## Answers

2 a I muy 2 २ Wf Wf z 1 / mus? x 2x (1012_2 2 2 Wf a 2.79 J. b ® 1/2 m² = mad sino + Mx madCoro &*2x4 22x9.8 x dx (sin 30 +0.3 (0030) dz 0.27 m

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