1.

With reference to the difference between the gravitational force from the electric and magnetic forces, which of the following statements is true?

A. Gravitational force is stronger than the other two.
B. Gravitational force is only attractive, whereas electric and magnetic forces are attractive and repulsive.
C. The range of gravitational force is very small.
D. The gravitational force is a long-range force, while the other two are short-range forces.
Answer» B. Gravitational force is only attractive, whereas electric and magnetic forces are attractive and repulsive.


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