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Physics, 21.06.2019 15:00
If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.
Answers: 2
Physics, 22.06.2019 11:00
What is the measurement of how fast an object moves relative to a reference point?
Answers: 1
Physics, 22.06.2019 21:40
Engines for propeller-driven aircraft are limited in their maximum rotational speed by the fact that the tip speed of the propeller must not approach the speed of sound in air (mach i). taking 6 ft as a typical diameter for a propeller of a light airplane and 1100 fils as the speed of sound, find the upper limit on the rpm (revolutions per minute) of the propeller shaft.
Answers: 3
Physics, 23.06.2019 00:30
If you let go of the notebook after lifting it, will it move? how?
Answers: 1
Hlo can anybody become my good friend...
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