Circular Motion of Charges in Magnetic Fields Video Lessons

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Problem: A charged particle of mass 0.0070 kg is subjected to a 5.0 T magnetic field which acts at a right angle to its motion. If the particle moves in a circle of radius 0.10 m at a speed of 5.0 m/s, what is the magnitude of the charge on the particle? A) 0.070 C B) 1400 C C) 14 C D) 0.00070 C

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Problem Details

A charged particle of mass 0.0070 kg is subjected to a 5.0 T magnetic field which acts at a right angle to its motion. If the particle moves in a circle of radius 0.10 m at a speed of 5.0 m/s, what is the magnitude of the charge on the particle?

A) 0.070 C

B) 1400 C

C) 14 C

D) 0.00070 C

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Based on our data, we think this problem is relevant for Professor Smith's class at UCSD.