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)

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Chapter1: Units, Trigonometry. And Vectors
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Please answer the following question(s):
O
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
<
17 4-
&
7
hip
18
4+
f: 158.4
*
O
243.43
fg
wy
f10
▶II
f11
A
=ma (1)
✓= 0 (2)
Rain...
f12
+
=
insert
pr
← ba
Transcribed Image Text:X ctivity Branding&COURSEID=3377&SECTIONID=170728 % fs + Please answer the following question(s): O 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 < 17 4- & 7 hip 18 4+ f: 158.4 * O 243.43 fg wy f10 ▶II f11 A =ma (1) ✓= 0 (2) Rain... f12 + = insert pr ← ba
tivity Branding&COURSEID=3377&SECTIONID=170728
Omgsine
%
(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.
O
5
a=
(d) Does a depend on m?
no
Ei
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?
^
6
&
7
hp
18
*
N and f in terms of m, g, 0, and u and solve for the
4+
8
Answering the question(s) helps us recommend your next activity.
f10 11
fr
to
A
Rain...
112
+
{
+
insert
}
4) O
2:45
9/27/2
prt s
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Transcribed Image Text:tivity Branding&COURSEID=3377&SECTIONID=170728 Omgsine % (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. O 5 a= (d) Does a depend on m? no Ei 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? ^ 6 & 7 hp 18 * N and f in terms of m, g, 0, and u and solve for the 4+ 8 Answering the question(s) helps us recommend your next activity. f10 11 fr to A Rain... 112 + { + insert } 4) O 2:45 9/27/2 prt s ← back
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