A 2.5.6. [Level 1] Suppose two ball bearings (A and B) are constrained to move in the horizontal plane along concentric circular paths, where r = 0.4 m and r = 0.9 m. At the illustrated instant, the two ball bearings are collinear with respect to the vertical, and it is measured that A is traveling at a constant v = 5 m/s and B is moving at u = 8i m/s with a tangential acceleration of a t = 0.7i m/s². What are the velocity and acceleration of B as seen by A? B Top view VB, ap. FB

Elements Of Electromagnetics
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B
A
2.5.6. [Level 1] Suppose two ball bearings (A and B) are constrained to move in the horizontal plane along concentric circular paths, where r = 0.4 m and B
0.9 m. At the
illustrated instant, the two ball bearings are collinear with respect to the vertical, and it is measured that A is traveling at a constant v = 5i m/s and B is moving at v, = 8i m/s with
a tangential acceleration of a Bt = 0.7i m/s². What are the velocity and acceleration of B as seen by A?
'B,t
ΤΑ
L
B
Top view
VB. AB,
TB
Transcribed Image Text:B A 2.5.6. [Level 1] Suppose two ball bearings (A and B) are constrained to move in the horizontal plane along concentric circular paths, where r = 0.4 m and B 0.9 m. At the illustrated instant, the two ball bearings are collinear with respect to the vertical, and it is measured that A is traveling at a constant v = 5i m/s and B is moving at v, = 8i m/s with a tangential acceleration of a Bt = 0.7i m/s². What are the velocity and acceleration of B as seen by A? 'B,t ΤΑ L B Top view VB. AB, TB
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