Physics, 26.12.2019 03:31 Historyfinder
A80 kg block starts from rest at the top of a 15m frictionless ramp. the block slides down the frictionless ramp onto a rough horizontal surface, where it eventually comes to rest 4m later. how much total work is done by the force of friction on the block as it comes to rest?
Answers: 2
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What is a costume plot? why is it important to a film or theater production?
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Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
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Aparticle moves in a circle 1.50 m in radius . through what angle in radians does it rotate if it moves through an arc length of 2.50m? what is the angle in degrees?
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A80 kg block starts from rest at the top of a 15m frictionless ramp. the block slides down the frict...
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