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G
F
=×
×
+×
−
=−
−−
8 00 10
8 00 10
600
0 240
0 0480
55
.
#
.
#
.
#
.
#
C 3.00 10 N C i
C
N C j
Ni
Nj
.
3
c
hc
h
c
hb
g
b
g
b
g
Therefore, the force has magnitude equal to
()
(
)
22
0.240N
0.0480N
0.245N.
F
=+=
(b) The angle the force
F
G
makes with the +
x
axis is
11
0.0480N
tan
tan
11.3
0.240N
y
x
F
F
θ
§·
−
==
=
−
°
¨¸
©¹
measured counterclockwise from the +
x
axis.
(c) With
m
= 0.0100 kg, the (
x
,
y
) coordinates at
t
= 3.00 s can be found by combining
Newton’s second law with the kinematics equations of Chapters 2–4. The
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This note was uploaded on 01/25/2011 for the course PHYSICS 17029 taught by Professor Rebello,nobels during the Fall '10 term at Kansas State University.
 Fall '10
 Rebello,NobelS
 Force

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