21. (b) If the two buckets are pulled upward with an acceleration of 2.25m/s^2 by the upper cord, calculate the tension in the upper cord. * Situation 3: One 3.2-kg paint bucket is hanging by a massless cord from another 3.2-kg paint bucket, also hanging by a massless cord, as shown in the figure.

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21. (b) If the two buckets are
pulled upward with an
acceleration of 2.25m/s^2 by
the upper cord, calculate the
tension in the upper cord. *
Situation 3: One 3.2-kg paint bucket is hanging by a massless cord from another 3.2-kg paint bucket,
also hanging by a massless cord, as shown in the figure.
70.78N
77.18N
38.59N
45.79N
Transcribed Image Text:21. (b) If the two buckets are pulled upward with an acceleration of 2.25m/s^2 by the upper cord, calculate the tension in the upper cord. * Situation 3: One 3.2-kg paint bucket is hanging by a massless cord from another 3.2-kg paint bucket, also hanging by a massless cord, as shown in the figure. 70.78N 77.18N 38.59N 45.79N
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