Physics, 13.01.2020 07:31 smithsavannah295
The tape in a video tape cassette has a total length 212 m and can play for 2.1 h. as the tape starts to play, the full reel has an outer radius of 45 mm and an inner radius of 11 mm. at some point during the play, both reels will have the same angular speed, what is this common angular speed ? answer in units of rad/s.
Answers: 1
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