Here, q = 1.6 × 10-19 C, m = 1.67 × 10-27 kg, = 0.7 T/s, and r = 0 m.
The magnetic field in the figure is decreasing at the rate of 0.7 T/s.
(a) What is the magnitude of the acceleration of a proton at rest at point b? Express your answer as an integer and include the appropriate units.
(b) What is the direction of the acceleration of a proton at rest at point b?
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