Please answer the following question(s): 1. An object of mass m is sliding down an incline that makes an angle 0 with the horizontal with an acceleration a. The coefficient of kinetic friction between the block and the incline is Fnet,x (a) Newton's Second Law along the x- and y-axes are written below. Fill in the net force along x- and y- axes in terms of the normal force N, components of the weight w and Wyr and the force of friction f. Use the correct signs for the forces in relation to the coordinate axes as shown in Part 1. ==WX Fnet.y = 2 f: 1584 = = N : 243.43 38 43 mgcose (b) Using equation (2) express N and f in terms of m, g, 0, and u N ✓- f ✔-wy =ma (1) ✓= 0 (2)
Please answer the following question(s): 1. An object of mass m is sliding down an incline that makes an angle 0 with the horizontal with an acceleration a. The coefficient of kinetic friction between the block and the incline is Fnet,x (a) Newton's Second Law along the x- and y-axes are written below. Fill in the net force along x- and y- axes in terms of the normal force N, components of the weight w and Wyr and the force of friction f. Use the correct signs for the forces in relation to the coordinate axes as shown in Part 1. ==WX Fnet.y = 2 f: 1584 = = N : 243.43 38 43 mgcose (b) Using equation (2) express N and f in terms of m, g, 0, and u N ✓- f ✔-wy =ma (1) ✓= 0 (2)
College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
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Please answer the following question(s):
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1. An object of mass m is sliding down an incline that makes an angle 0 with the horizontal with an
acceleration a. The coefficient of kinetic friction between the block and the incline is k
Fnet,x
(a) Newton's Second Law along the x- and y-axes are written below. Fill in the net force along x- and y-
axes in terms of the normal force N, components of the weight w, and wy, and the force of friction f.
Use the correct signs for the forces in relation to the coordinate axes as shown in Part 1.
= = WX
Fnet.y
= = N
21
Omgcose
(b) Using equation (2) express N and f in terms of m, g, 0, and u
N
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Transcribed Image Text:tivity Branding&COURSEID=3377&SECTIONID=170728
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(c) In equation (1), substitute for wx, Wy
acceleration a.
To type your equations, you can enter Greek letters and subscripts by selecting the MathType
popup button (red radical) in the answer box. To enter subscripts, press the first right-facing
arrow in menu of the popup. For Greek letters, press the right-facing arrow next to the alpha (
a) symbol.
Note: To enter terms such as "mg", use m*g.
Factorize as much as possible.
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a=
(d) Does a depend on m?
no
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Discussion: Consider this problem with the x-axis parallel to the ground and y-axis perpendicular to
it; the normal force N and force of friction f have both horizontal and vertical components. The same
is true with the acceleration. What happens if the coordinate system is rotated?
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N and f in terms of m, g, 0, and u and solve for the
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