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Physics, 21.01.2020 01:31 rianna14

Which one or more of the following choices is (are) true regarding how a magnetic field acts on a charged particle. a magnetic field
1. can increase the speed of a moving particle.
2. can cause a moving particle to accelerate.
3. always exerts a force on a moving particle.
4. can exert a force on a stationary particle.

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