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A charged particle moving with a velocity \(\vec v\) enters a region of uniform magnetic field \(\vec B\). If the velocity has a component parallel to\(\vec B\), which of the following quantities is independent of |\(\vec v\)| ?(A) Period T of its circular motion (B) Pitch p of its helical path (C) Radius r of its helical path (D) Both p and T |
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Answer» (A) Period T of its circular motion |
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