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Motion of blocks due to tensions in the ropes

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3 blocks are pulled at a constant speed. what is the tension in the other ropes?

the 3 blocks have a mass of M1= 3kg M2 = 2 kg M3 = 7 kg
tension in rope between block 1 and 2 is unknown T1
tension in rope between block 2 and 3 is 10N (T2)
tension in rope in front of block 3 is unknown (T3)

Hint: there are other forces acting here - what are they and why?

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Solution Summary

The 3 pages solution utilizes Newton's second law to fully derive expressions for the different tensions in the ropes and then solve it using the numbers provided.

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The three blocks are moving with constant speed under the ...

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