Physics, 03.05.2021 03:40 rickyop8010
ALWAYS use significant figure rules. Remember that these rules apply to all numbers that are measurements.
In working this problem, assume the value of "g" to be 9.8 m/s2 with two (2) significant digits unless otherwise stated.
A 2.0 kg pendulum has an initial total energy of 20 J. Calculate the energy lost as heat if the pendulum is 0.10 m high and is traveling at 4.0 m/s.
2.0 J
16 J
18 J
14 J
Answers: 1
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