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Jan42
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a.) What happens to the force on a particle in a b field if the angle between velocity and the b field is 90 degrees?
b.) and 0 degrees?
b.) and 0 degrees?
A B-field, short for magnetic field, is a region in space where magnetic forces are exerted on charged particles. It is created by moving electric charges or by changing electric fields. When a particle with a charge moves through a B-field, it experiences a force known as the Lorentz force.
The force on a particle in a B-field can be calculated using the equation F = qvB sinθ, where q is the charge of the particle, v is its velocity, B is the strength of the magnetic field, and θ is the angle between the velocity and the magnetic field.
The direction of the force on a particle in a B-field depends on the direction of the particle's motion and the direction of the B-field. If the particle is moving in the same direction as the B-field, the force will be perpendicular to both the velocity and the field. If the particle is moving at an angle to the B-field, the force will be at an angle to both the velocity and the field.
The strength of the B-field directly affects the force on a particle. The stronger the B-field, the greater the force on the particle will be. This can be seen in the equation for force, where B is a factor in the calculation. Additionally, a stronger B-field will cause a particle to experience a larger deflection in its path.
No, a particle must be moving in order to experience a force in a B-field. This is because the Lorentz force is dependent on the velocity of the particle. If a particle is stationary, there is no velocity component to the force equation and thus no force will be exerted on the particle.