Problem 12.228 At the instant shown, cars A and B are traveling at velocities of 40 m/s and 30 m/s, respectively. A is increasing its speed at 4 m/s², whereas the speed of B is decreasing at 3 m/s². The radius of curvature at B is pB = 200 m. (Figure 1) Figure L₂ 30° 1 of 1 > ▾ Part C Determine the magnitude of the acceleration of B with respect to A. Express your answer to three significant figures and include the appropriate units. AB/A = Value Submit ▾ Part D UA 0₁ = Submit 6 Request Answer Determine the direction angle of the acceleration of B with respect to A measured counterclockwise from the positive a axis. Express your answer in degrees to three significant figures. TVG ΑΣΦ.Η. vec Units Request Answer ? ? 0
Problem 12.228 At the instant shown, cars A and B are traveling at velocities of 40 m/s and 30 m/s, respectively. A is increasing its speed at 4 m/s², whereas the speed of B is decreasing at 3 m/s². The radius of curvature at B is pB = 200 m. (Figure 1) Figure L₂ 30° 1 of 1 > ▾ Part C Determine the magnitude of the acceleration of B with respect to A. Express your answer to three significant figures and include the appropriate units. AB/A = Value Submit ▾ Part D UA 0₁ = Submit 6 Request Answer Determine the direction angle of the acceleration of B with respect to A measured counterclockwise from the positive a axis. Express your answer in degrees to three significant figures. TVG ΑΣΦ.Η. vec Units Request Answer ? ? 0
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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I just need help with part d thanks
Transcribed Image Text:Problem 12.228
At the instant shown, cars A and B are traveling at velocities of
40 m/s and 30 m/s, respectively. A is increasing its speed at
4 m/s², whereas the speed of B is decreasing at 3 m/s². The
radius of curvature at B is pp = 200 m. (Figure 1)
Figure
y
VB
·x
00
30°
< 1 of 1 >
Part C
Determine the magnitude of the acceleration of B with respect to A.
Express your answer to three significant figures and include the appropriate units.
aB/A =
Submit
Part D
0₁ =
2
Submit
μÀ
Value
Request Answer
Determine the direction angle of the acceleration of B with respect to A measured counterclockwise from the positive x axis.
Express your answer in degrees to three significant figures.
VE ΑΣΦ ↓↑ vec
Units
Request Answer
?
M
?
0
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