Physics, 04.04.2020 06:37 vallhernandez13
Consider a flat plate positioned inside a wide tunnel, and air at 1 atm and 20oC is flowing with free stream velocity of 60 m/s. What is the minimum length of the plate necessary for the Reynolds number to reach 2 x 107?
Answers: 2
Physics, 22.06.2019 00:00
What must be the same for any two resistors that are connected in series ? a. the potntial diffrence across each b. the rate at which charge moves through each c. the rate at which energy is used by each d. the resistance to the flow of charge of each
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Physics, 22.06.2019 07:30
Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?
Answers: 1
Physics, 22.06.2019 11:00
The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.
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Physics, 23.06.2019 01:00
The receptor cells that convert light energy into neural signals are called
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Consider a flat plate positioned inside a wide tunnel, and air at 1 atm and 20oC is flowing with fre...
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