A Beam of Charged Particles Moving with a Speed of 10⁶

question 12

Multiple Choice

A beam of charged particles moving with a speed of 10⁶ m/s enters a uniform magnetic field of 0.1 T at right angles to the direction of motion.If the particles move in a radius of 0.2 m,then calculate their period of motion.

• A)6.3 \(\times\) 10^-7 s
• B)1.3 \(\times\) 10^-7 s
• C)1.3 \(\times\) 10^-6 s
• D)4.1 \(\times\) 10^-7 s
• E)none of the above

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