A proton is maintained at rest in the middle of a box that has no matter inside it other than the single proton

Assuming that the box is isolated from all external influences, which of the following would we expect to find at some other point X inside the box?
A) an electric field
B) a magnetic field
C) Both of the above.
D) an electric force
E) All of the above.


A

Physics & Space Science

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Which of the following best describes the image of a convex mirror when the object's distance from the mirror is less than the absolute value of the focal point distance?

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The angular sizes of the Sun and Moon are about the same because

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How many grams of ice at -13°C must be added to 711 grams of water that is initially at a temperature of to produce water at a final temperature of

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Physics & Space Science

I the inductance and the capacitance both double in an LRC series circuit, the resonate frequency of that circuit will

A. decrease by a factor of 1?2. B. decrease by a factor of 1/4. C. increase by a factor of 2. D. increase by a factor of 4.

Physics & Space Science