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7/8-3/8 divided by 9=
answered
Aug 6, 2017
Mathematics
middle-school
1
vote
195k
views
A 200g block on a 50cm long string swings in a circle, it's frictionless and 75rpm. What is its speed and tension on string
answered
Oct 13, 2015
Physics
high-school
2
votes
11.6k
views
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