Problem: A 300 g block on a 56.0 cm-long string swings in a circle on a horizontal, frictionless table at 90.0 rpmA) What is the speed of the block?B) What is the tension on the string?

FREE Expert Solution

The speed of the block is expressed as:

v=ωr

Centripetal force:

Fc=mv2r

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Problem Details

A 300 g block on a 56.0 cm-long string swings in a circle on a horizontal, frictionless table at 90.0 rpm

A) What is the speed of the block?

B) What is the tension on the string?

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What scientific concept do you need to know in order to solve this problem?

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