Moving Charges and Magnetism

Related Questions

• An electron is projected along the axis of a circular conductor carrying some current. Electron will experience force

  ---

• A cell is connected between two points of a uniformly thick circular conductor. The magnetic field at the centre of the loop will be(Here ${i_1}$ and ${i_2}$ are the currents flowing in the two parts of the circular conductor of radius $a$ and ${\mu _0}$ has the usual meaning)

  ---

• If a proton is projected in a direction perpendicular to a uniform magnetic field with velocity v and an electron is projected along the lines of force, what will happen to proton and electron

  ---

• A current I ampere flows in a circular arc of wire whose radius is R, which subtend an angle $3\pi /2$ radian at its centre. The magnetic induction B at the centre is

  ---

• Four wires each of length 2.0 metres are bent into four loops P, Q, R and S and then suspended into uniform magnetic field. Same current is passed in each loop. Which statement is correct

  ---