Physics, 07.10.2019 17:30, bapehoodboi
On a day when the velocity of sound is 340 m/s, a boy drops a stone from the top of a high tower. if the tower is 50 m tall, how long will it take for the boy to hear the returning sound?
Answers: 1
Physics, 22.06.2019 09:40, wi8wuwj283jendjdudjd
When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great. d) about 10 times as great.
Answers: 1
Physics, 22.06.2019 23:00, jakalenn2018
A6.0-μf air-filled capacitor is connected across a 100-v voltage source. after the source fully charges the capacitor, the capacitor is immersed in transformer oil (of dielectric constant 4.5). how much additional charge flows from the voltage source, which remained connected during the process?
Answers: 1
Physics, 23.06.2019 00:30, PENTALIZARD2834
What is the relationship between ozone and smog?
Answers: 1
On a day when the velocity of sound is 340 m/s, a boy drops a stone from the top of a high tower. if...
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