Kinematics and Motion Variables (4A)
MCAT · Flashcards · Application
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QUESTION
Find
v
0
x
v_{0x}
v
0
x
and
v
0
y
v_{0y}
v
0
y
if speed is
10
m/s
10\,\text{m/s}
10
m/s
at
30
∘
30^\circ
3
0
∘
above horizontal.
QUESTION
Find
a
a
a
if
v
0
=
5
m/s
v_0 = 5\,\text{m/s}
v
0
=
5
m/s
,
v
=
1
m/s
v = 1\,\text{m/s}
v
=
1
m/s
, and
t
=
2
s
t = 2\,\text{s}
t
=
2
s
.
QUESTION
Find
v
v
v
after
t
=
3
s
t = 3\,\text{s}
t
=
3
s
if
v
0
=
2
m/s
v_0 = 2\,\text{m/s}
v
0
=
2
m/s
and
a
=
4
m/s
2
a = 4\,\text{m/s}^2
a
=
4
m/s
2
.
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ANSWER
v
=
14
m/s
v = 14\,\text{m/s}
v
=
14
m/s
. Using
v
=
v
0
+
a
t
v = v_0 + at
v
=
v
0
+
a
t
, final velocity increases linearly from initial under constant positive acceleration.
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