listory Bookmarks Window Help lle PHYS 210 7.BRAUN I Activities and Due Dates I
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listory Bookmarks Window Help lle PHYS 210 7.BRAUN I Activities and Due Dates I oHw7: Newton Applications 1 B Gradebook 5/30/2017 11:00 PM 14.3/100 Print calouslor Periodic Table Question 5 of 7 kg box pulled up a ramp that is indined at an angle of 27 with respect to the horizontal, as or shown The fiction between the box and the ramp is 0215 and the rope puling m/s, what must the the box is parallel to the ramp. If the box accelerates up the ramp at a rate of 2.69 tension Fr in the rope be? Use g.g81 mus for the acceleration due to gravity. a 2.69 m/s m 695 kg 0215 8-270. o Previous ® Give up s view soktion Check Answer 0Ned AExil about us careers privacy policy terms of use contact us helpExplanation / Answer
The net force on the block perpendicular to the rope will be:
R - mgcos27 = Fnet = 0
=> R = mgcos27 = 6.95(9.81)cos27 = 60.7484 N
net force on the block along the direction of the rope will be:
FT - mgsin27 - ukR = Fnet
=> FT - 6.95(9.81)sin27 - 0.215(60.7484) = 6.95(2.69)
=> FT = 62.7092 N.
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