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Tension in an Accelerated System

  • Thread starter whoareyou
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  • #1
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Homework Statement



GPBWb.jpg


The Attempt at a Solution



"Any objects attached to the rope will have the same magnitude of acceleration as the rope." So since no mass is given, I assumed all the masses are the same. So wouldn't A be the answer?
 

Answers and Replies

  • #2
gneill
Mentor
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The tension FT3 only has to accelerate the third mass upwards. FT2 has to accelerate both the second and third mass. FT1 has to... you get the picture. So the tensions are not equal.
 

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