Three Particles of Equal Charge, X, Y, and Z, Enter

question 14

Multiple Choice

Three particles of equal charge, X, Y, and Z, enter a uniform magnetic field B. X has velocity of magnitude v parallel to the field. Y has velocity of magnitude v perpendicular to the field. Z has equal velocity components v parallel and perpendicular to the field. Rank the radii of their orbits from least to greatest.

• A) R_x = R_y < R_z.
• B) R_x < R_y < R_z.
• C) R_x = R_y = R_z.
• D) R_x > R_y > R_z.
• E) R_x < R_y = .

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