Physics, 13.01.2021 02:00, wallssssss
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Which statements best describe magnetic fields?
A. Magnetic fields need a conductor.
B. Magnetic fields must have only positive charges.
C. Magnetic fields have north and south magnetic poles.
D. Magnetic fields are always found in insulators.
Answers: 1
Physics, 21.06.2019 16:00, mohamedramadan
Apiano tuner uses a tuner to create a tone of 5.00 x 10² hz. when a key on the piano is struck he hears 5 beats per second. what is a possible frequency of vibration for the piano string? 2500 hz 1300 hz 605 hz 495 hz
Answers: 1
Physics, 21.06.2019 22:30, dyamondgeorge1oy4nex
During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
Answers: 2
Please Help Quick ASAP Hurry This is Physical Science
Which statements best describe magnetic field...
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