Physics, 29.06.2019 11:00 cherry12345627
Sally walks 10 meters forward and then 5 meters backwards. a) what is sally’s displacement? give magnitude (#) and direction – displacement is a vector. b) what is sally’s distance? give magnitude (#) only – distance is a scalar.
Answers: 1
Physics, 21.06.2019 19:30
Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?
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Physics, 22.06.2019 06:00
When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.
Answers: 2
Sally walks 10 meters forward and then 5 meters backwards. a) what is sally’s displacement? give ma...
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