Why does a pendulum have periodic motion?
a) the pendulum has a spring constant
b...
Physics, 23.10.2019 17:20 janellesteele9104
Why does a pendulum have periodic motion?
a) the pendulum has a spring constant
b) the pendulum obeys hooke's law
c) the spring pulls on the pendulum
d) gravity acts on the pendulum
Answers: 2
Physics, 21.06.2019 21:40, 2003loganreed
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
Answers: 3
Physics, 21.06.2019 23:50, BrainzOli7408
Any color picture tube and electric field exerts a net force of magnitude 1.68x 10^-13 n on an electron the rest mass of an electron is 9.11 x 10^-13 what is the electron acceleration?
Answers: 3
Physics, 22.06.2019 02:30, liltay12386
Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.
Answers: 1
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Biology, 30.11.2019 01:31
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Biology, 30.11.2019 01:31
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