Physics, 05.11.2019 00:31 hannah1072
Sarah and her friends the swim team are playing on the high dive. one of sarah's friends throws her back pack, containing her swim supplies, into the pool from the high dive platform. the back pack weighs 50 n. when the back pack hits the water, it encounters a 50.0 n upward resistance force. the swim coach, who also happens to be the physics teacher says: "this is a great opportunity to discuss the forces exerted on sarah's back pack! "
Answers: 3
Physics, 22.06.2019 10:30
In automobile steering wheel is shown what is the ideal mechanical advantage blank? if the ama is eight what is the efficiency of the steering wheel?
Answers: 1
Physics, 22.06.2019 12:00
This is for my 8th grade science class, i really don’t understand. can someone me? , lol.
Answers: 1
Physics, 22.06.2019 13:30
6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.
Answers: 3
Sarah and her friends the swim team are playing on the high dive. one of sarah's friends throws her...
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