Question

A free Particle has
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Answer 1

Answer:

a free particle is a particle that, in some sense, is not bound by an external force, or equivalently not in a region where its potential energy varies. In classical physics, this means the particle is present in a "field-free" space.

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Answer 2

Answer:

a free particle is a particle that, in some sense, is not bound by an external force, or equivalently not in a region where its potential energy varies.