A Deuteron Is Moving with a Speed of 2 $\times$ 10⁶ M/s at Right Angles to a Magnetic Field

question 31

Multiple Choice

A deuteron is moving with a speed of 2.0 $\times$ 10⁶ m/s at right angles to a magnetic field.The field is uniform,with magnitude B = 0.40 T.The mass and charge of a deuteron are 3.3 $\times$ 10^-27 kg and 1.6 $\times$ 10^-19 C,respectively.The radius of the deuteron orbit is approximately

• A)0.21 m
• B)1.8 m
• C)6.3 m
• D)10 cm
• E)27 cm

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