Physics, 21.11.2019 00:31 eman123adama
You are designing a manned submersible to withstand the pressure of seawater at the bottom of the mariana trench, which is one of the deepest parts of the earth’s oceans. the bottom of the trench is at a depth of 10,900 m. part a what is the gauge pressure at this depth? (you can ignore the small changes in the density of the water with depth.)part b what is the inward force on a circular glass window 6.0 cm in diameter due to the water outside? part c if the internal pressure is 1 atm, what outward force does this produce on the window? (you may ignore the small variation in pressure over the surface of the window.)
Answers: 2
Physics, 22.06.2019 08:30
What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force
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Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.
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Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix.b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds.c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer.d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.
Answers: 1
You are designing a manned submersible to withstand the pressure of seawater at the bottom of the ma...
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