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Homework No. 1
Vector components
O
a
= 5 m/s
2
υ
= 20 m/s
x
1
y
1
x
2
y
2
50°
30°
20°
CHANG
1
A boat is traveling along a
curved path, and when it reaches
point
O
the acceleration of the boat
and the velocity of the wind
a
G
υ
G
are
shown in the figure. Find the
components of both vectors with
respect to
x
1

y
1
as well as
x
2

y
2
coordinate systems.
Ans
:
a
x
1
= 2.5 m/s
2
,
a
y
1
= 4.33
m/s
2
;
a
x
2
=
−
3.83 m/s
2
,
a
y
2
=
−
3.21 m/s
2
;
υ
x
1
= 15.3 m/s,
υ
y
1
=
−
12.9 m/s;
υ
x
2
=
−
10 m/s,
υ
y
2
=
17.3 m/s
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This note was uploaded on 03/05/2009 for the course PHYS 2305 taught by Professor Tschang during the Fall '08 term at Virginia Tech.
 Fall '08
 TSChang
 Physics, Acceleration, Work

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