MPSC PYQScienceElectricity Numerical Worksheetenglish
If an electron moves at a frequency of 5 x 1015 cycles S-1 along a path of radius 0.5 x 10-10m, what is the current in the circle?
A.0.4 mA
B.0.8 mA
C.2 mA
D.6 mA
Correct answer: B
Correct answer: B