Particles A and B are traveling counter-clockwise around a circular track at a constant speed of 8 m/s. At the instant shown the speed of A begins to increase by (at) A = (0.88A) m/s², where SA is in meters. Suppose that r6 m. (Figure 1) ▼ Part A Determine the distance measured counterclockwise along the track from B to A when t= 1 Express your answer to three significant figures and include the appropriate units. μA ?

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Problem 12.145
Particles A and B are traveling counter-clockwise around a
circular track at a constant speed of 8 m/s. At the instant
shown the speed of A begins to increase by
(at) A = (0.884) m/s², where SA is in meters. Suppose
that r= 6 m. (Figure 1)
Figure
SA
A
0 = 120°
SB
B
1 of 1
Part A
Determine the distance measured counterclockwise along the track from B to A when t = 1 s.
Express your answer to three significant figures and include the appropriate units.
d =
Submit
Part B
aA =
Submit
Part C
Value
LOL
aB =
What is the magnitude of the acceleration of the particle A when t=1s?
Express your answer to three significant figures and include the appropriate units.
Submit
μА
Request Answer
O
Value
μÃ
Request Answer
ī
What is the magnitude of the acceleration of the particle B when t=1s?
Express your answer to three significant figures and include the appropriate units.
μА
Value
Units
Request Answer
< Return to Assignment
Units
?
Units
Provide Feedback
?
?
10 of 10
Review
Transcribed Image Text:Problem 12.145 Particles A and B are traveling counter-clockwise around a circular track at a constant speed of 8 m/s. At the instant shown the speed of A begins to increase by (at) A = (0.884) m/s², where SA is in meters. Suppose that r= 6 m. (Figure 1) Figure SA A 0 = 120° SB B 1 of 1 Part A Determine the distance measured counterclockwise along the track from B to A when t = 1 s. Express your answer to three significant figures and include the appropriate units. d = Submit Part B aA = Submit Part C Value LOL aB = What is the magnitude of the acceleration of the particle A when t=1s? Express your answer to three significant figures and include the appropriate units. Submit μА Request Answer O Value μà Request Answer ī What is the magnitude of the acceleration of the particle B when t=1s? Express your answer to three significant figures and include the appropriate units. μА Value Units Request Answer < Return to Assignment Units ? Units Provide Feedback ? ? 10 of 10 Review
The motorcycle is traveling at 45 m/s when it is at A. The
speed is then decreased at v= -(0.05s) m/s², where s is
in meters measured from A. Suppose that p = 150 m
(Figure 1)
Figure
P
60°
P
B
1 of 1
▼
Part A
Determine the speed of the motorcycle when it reaches B.
Express your answer to three significant figures and include the appropriate units.
UB=
Submit
Part B
a =
Part C
O
0 =
Value
Determine the magnitude of the acceleration of the motorcycle when it reaches B.
Express your answer to three significant figures and include the appropriate units.
μA
Submit
Request Answer
Value
Submit Request Answer
μA
Provide Feedback
Units
Determine the direction of the acceleration of the motorcycle when it reaches B measured counterclockwise from the
negative axis.
Express your answer using three significant figures.
Units
15. ΑΣΦ ↓↑ vec
Request Answer
?
?
?
O
Next >
Transcribed Image Text:The motorcycle is traveling at 45 m/s when it is at A. The speed is then decreased at v= -(0.05s) m/s², where s is in meters measured from A. Suppose that p = 150 m (Figure 1) Figure P 60° P B 1 of 1 ▼ Part A Determine the speed of the motorcycle when it reaches B. Express your answer to three significant figures and include the appropriate units. UB= Submit Part B a = Part C O 0 = Value Determine the magnitude of the acceleration of the motorcycle when it reaches B. Express your answer to three significant figures and include the appropriate units. μA Submit Request Answer Value Submit Request Answer μA Provide Feedback Units Determine the direction of the acceleration of the motorcycle when it reaches B measured counterclockwise from the negative axis. Express your answer using three significant figures. Units 15. ΑΣΦ ↓↑ vec Request Answer ? ? ? O Next >
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