1. A car is speeding up to the left. Assume that the tires are not slipping. In
ID: 1629611 • Letter: 1
Question
1. A car is speeding up to the left. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing?
2. A car is slowing down to the left. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing?
3. A car is speeding up to the left. Assume that the tires are not slipping. In which direction are the tires' angular acceleration pointing?
4. A car is slowing down to the left. Assume that the tires are not slipping. In which direction are the tires' angular acceleration pointing?
5. A car is moving to the right with cruise control on. Assume that the tires are not slipping. In which direction are the tires' angular acceleration pointing?
6. A car is moving to the right with cruise control on. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing?
7. A car to moving up a 45 degree ramp (pointed upward and to the left) while slowing down. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing?
8. A car to moving up a 45 degree ramp (pointed upward and to the left) while slowing down. Assume that the tires are not slipping. In which direction are the tires' angular acceleration pointing?
A.
Downward to the bottom of the page (positive)
B.
To the right (positive)
C.
To the left (negative)
D.
Downward to the bottom of the page (negative)
E.
Out of the page (positive)
F.
Into the page (positive)
G.
Out of the page (negative)
H.
Into the page (negative)
I.
Up to the top of the page (positive)
J.
Up to the top of the page (negative)
K.
To the left (positive)
L.
0
M.
To the right (negative)
A.
Downward to the bottom of the page (positive)
B.
To the right (positive)
C.
To the left (negative)
D.
Downward to the bottom of the page (negative)
E.
Out of the page (positive)
F.
Into the page (positive)
G.
Out of the page (negative)
H.
Into the page (negative)
I.
Up to the top of the page (positive)
J.
Up to the top of the page (negative)
K.
To the left (positive)
L.
0
M.
To the right (negative)
Explanation / Answer
From the given question,
1. A car is speeding up to the left. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing?
Ans: To the right (Positive)
2. A car is slowing down to the left. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing?
Ans: To the right (Positive)
3. A car is speeding up to the left. Assume that the tires are not slipping. In which direction are the tires' angular acceleration pointing?
Ans : To the left (Negative)
4. A car is slowing down to the left. Assume that the tires are not slipping. In which direction are the tires' angular acceleration pointing?
Ans : To the right (Positive)
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