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Sahay Sir > Question Answers > MTG NEET Physics > Part 2 > Chapter 4 - Magnetic Effect of Current and Moving Charges > An electron having charge 1.6×10^−19 and mass 9×10^−31kg is moving with 4×10^6 ms^−1 speed in a magnetic field 2×10^−1 tesla in a circular orbit. The force acting on electron and the radius of the circular orbit will be:

An electron having charge 1.6×10^−19 and mass 9×10^−31kg is moving with 4×10^6 ms^−1 speed in a magnetic field 2×10^−1 tesla in a circular orbit. The force acting on electron and the radius of the circular orbit will be:

A proton is projected with a uniform velocity ′v′ along the axis of a current carrying solenoid then