Physics, 09.11.2019 09:31 miguelpoblano5673
You can see me in water, but i never get wet. what am i?
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Physics, 21.06.2019 19:10
Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745Β°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 Γ 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.
Answers: 1
Physics, 22.06.2019 22:00
Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.
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Physics, 23.06.2019 14:00
Which of the following is used to answer scientific question? a. intuitionb. opinion pollsc. experimentd. imagination
Answers: 1
Physics, 23.06.2019 14:50
Avolleyball playerβs hand applies a 39 n force while in contact with a volleyball for 2 seconds. what is the impulse on the ball? 20 n β’ s 37 n β’ s 41 n β’ s 78 n β’ s
Answers: 1
You can see me in water, but i never get wet. what am i?...
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