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in a circular rejoinb in uniform and changing(t) 15 t2 a change q=1.56 is located at...

in a circular rejoinb in uniform and changing(t) 15 t2 a change q=1.56 is located at distance a=2.5m from the center. find force on changes t=2.7

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Answer #1

The formula is

E or electric field is db/dt *

so

r/2 * db/dt *q

q is the charge value

r is given as 2.5

dB/dt is chage in magnetic field at given time

If B = 15t2 dB/dt=30t = 81

so force is 157.95

put everything it would be fine :)

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