Physics, 26.06.2019 00:10, djtblaster
Apendulum of length l=36.1 cm and mass m=168 g is released from rest when the cord makes an angle of 65.4 degrees with the vertical. (a) how far does the mass fall (y-displacement) before reaching its lowest point? (b) how much work is done by gravity as it falls to its lowest point? (c) how much work is done by the string tension as it falls to its lowest point?
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