a block of mass M is drawn on a smooth surface by a string of mass m. If force applied on the free end of the string be P, then find the force applied by the string on the block.
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a block of mass M is drawn on a smooth surface by a string of mass m. If force applied on the free end of the string be P, then find the force applied by the string on the block.
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Answer
a. Let the force applied by string to the block be T. For part (a), consider one system is block and other string. Let the acceleration of the system (block + string) be a.
Now we apply Newton's law to each of them.
F