Moving Charges and Magnetism

Related Questions

• A battery is connected between two points A and B on the circumference of a uniform conducting ring of radius r and resistance R. One of the arcs AB of the ring subtends an angle $\theta $ at the centre. The value of the magnetic induction at the centre due to the current in the ring is

  ---

• Tesla is the unit of

  ---

• If a particle of charge ${10^{ - 12}}\,coulomb$ moving along the $\hat x -$ direction with a velocity ${10^5}\,m/s$ experiences a force of ${10^{ - 10}}\,newton$ in $\hat y -$ direction due to magnetic field, then the minimum magnetic field is

  ---

• A vertical wire kept in Z-X plane carries a current from Q to P (see figure). The magnetic field due to current will have the direction at the origin O along

  ---

• In the figure, shown the magnetic induction at the centre of there arc due to the current in portion AB will be

  ---