A door has a height of 2.1 m along a y axis that extends vertically upward and a width of 1.08 m along an x axis that extends outward from the hinged edge of the door. A hinge 0.21 m from the top and a hinge 0.21 m from the bottom each support half the door's mass, which is 19 kg. In unit-vector notation, what are the forces on the door at (a) the top hinge and (b) the bottom hinge? (a) Number j Units (b) Number j Units

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
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A door has a height of 2.1 m along a y axis that extends vertically upward and a width of 1.08 m along an x axis that extends
outward from the hinged edge of the door. A hinge 0.21 m from the top and a hinge 0.21 m from the bottom each support half the
door's mass, which is 19 kg. In unit-vector notation, what are the forces on the door at (a) the top hinge and (b) the bottom hinge?
(a) Number
j Units
(b) Number
j Units
Transcribed Image Text:A door has a height of 2.1 m along a y axis that extends vertically upward and a width of 1.08 m along an x axis that extends outward from the hinged edge of the door. A hinge 0.21 m from the top and a hinge 0.21 m from the bottom each support half the door's mass, which is 19 kg. In unit-vector notation, what are the forces on the door at (a) the top hinge and (b) the bottom hinge? (a) Number j Units (b) Number j Units
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