Doubly ionized helium ions are projected with a speed of `10kms^(-1)` in a direction perpendicular to a uniformmagnetic field of magnitude 1.0 T. Find (a) the force acting on an ion, (b) the radius of the circle in which it ciruclates and ( c) the time taken by an ion to complete the circle.

An alpha particle is projected vertically upward a speed of 3.0 X 10^4 km s^(-1) in a region where a magnetic field of magnitude 1.0 T exists in the direction south to north. Find the magnetic force that acts on the a particle.

An alpha particle is projected vertically upward a speed of 3.0 X 10^4 km s^(-1) in a region where a magnetic field of magnitude 1.0 T exists in the direction south to north. Find the magnetic force that acts on the a particle.

An alpha particle is projected vertically upward a speed of 3.0 X 10^4 km s^(-1) in a region where a magnetic field of magnitude 1.0 T exists in the direction south to north. Find the magnetic force that acts on the a particle.

A particle having a charge of 2.0X10^(-8) C and a mass of 2.0X10^(-10)g is projected with a speed of 2.0X10^3 ms^(-1) in a region having a uniform magnetic field of 0.10 T. The velocity is perpendicular to the field. Find the radius of the circle formed by the particle and also the time period.

A particle having a charge of 2.0X10^(-8) C and a mass of 2.0X10^(-10)g is projected with a speed of 2.0X10^3 ms^(-1) in a region having a uniform magnetic field of 0.10 T. The velocity is perpendicular to the field. Find the radius of the circle formed by the particle and also the time period.

A particle having a charge of 2.0X10^(-8) C and a mass of 2.0X10^(-10)g is projected with a speed of 2.0X10^3 ms^(-1) in a region having a uniform magnetic field of 0.10 T. The velocity is perpendicular to the field. Find the radius of the circle formed by the particle and also the time period.

Singly charged magnesium (A=24) ions are accelerated to kinetic energy 2 ke V and are projected perpendicularly into a magnetic field B of magnitude 0.6 T. (a) Find the radius of the circle formed by the ions. (b) If there are also singly charged ions of the isotope magnesium.26, what would be the radius for these particles?

Singly charged magnesium (A=24) ions are accelerated to kinetic energy 2 ke V and are projected perpendicularly into a magnetic field B of magnitude 0.6 T. (a) Find the radius of the circle formed by the ions. (b) If there are also singly charged ions of the isotope magnesium.26, what would be the radius for these particles?

Singly charged magnesium (A=24) ions are accelerated to kinetic energy 2 ke V and are projected perpendicularly into a magnetic field B of magnitude 0.6 T. (a) Find the radius of the circle formed by the ions. (b) If there are also singly charged ions of the isotope magnesium.26, what would be the radius for these particles?

An electron is projected in a perpendicular uniform magnetic field of 3 xx 10^(-3) T . If electron moves in circle of radius 4 mm , then linear momentum of electron is