Physics, 11.03.2020 05:28 hunterpenningtouoie8
A record player turntable initially rotating at 3313 rev/min is braked to a stop at a constant rotational acceleration. The turntable has a rotational inertia of 0.031kg?m2 . When it is switched off, it slows down to 75% of its initial rotational speed in 4.0 s.
A. How long does it take to come to rest?
B. How much work has to be done on the turntable to bring it to rest?
Answers: 2
Physics, 22.06.2019 02:00
In which situation has the independent variable for the experiment been changed? check all that apply. changed from counting the number of duckweed at day 0 and day 14 to counting them every day changed from testing duckweed growth in beakers to testing duckweed growth in large outdoor tanks changed from testing the effect of ph on duckweed growth to testing the effect of light levels on duckweed growth changed from testing the effect of acid ph on duckweed growth to testing the effect of basic ph on duckweed growth
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Physics, 22.06.2019 09:40
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A record player turntable initially rotating at 3313 rev/min is braked to a stop at a constant rotat...
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