A 1300- rm n crate slides 15- rm m down a ramp that makes, Ask an Expert

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Q. A staging that weighs W staging supports a painter weighing 300N. The reading on the left scale is 580N and the reading on the right scale is 270N. What is the weight of the staging?

Q. A 1300- {rm N} crate slides 15- {rm m} down a ramp that makes an angle of 35^circ with the horizontal. If the crate slides at the constant speed, how much thermal energy is created?

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