Vector: Force

Related BrainMass Solutions

• Velocity of a charge moving in a magnetic field

  , where Bz = -1.25 T Measured magnetic force on the particle In the above diagram, the force vector is shown perpendicular to the plane containing the magnetic field (along Z-axis) and the velocity vector

• Lorentz Force on an Electron

  Lorentz force formula : Force experienced by a charged particle (charge q) moving in a magnetic field B with a velocity v is given by : F = q(v X B) where F is the force vector, v is the velocity vector and B is the magnetic field vector.

• vector expression of acceleration and velocity of rigid body

  the dot product of the force and the position vector d. the cross product of the force and the moment vector 3.

• Moment of Force about given points

  Also find the moment of the force about the point with coordinate (1,2,3) magnitude of force |F| = 3 direction of force: 3i - j + 4k unit vector along force F_cap = (3i - j + 4k)/sqrt(3^2 + 1^2 + 4^2) Hence, force vector F = |F| F_cap = 3*(3i -

• Coulomb's Law

  fa=displayPage&rNum=1339560 Or: where is the electrostatic force vector, for the force experienced by charge 1 from the action of charge 2.

• Three Charged Particles Injected into a Uniform Magnetic Field

  Lorentz force formula : Force experienced by a charged particle (charge q) moving in a magnetic field B with a velocity v is given by : F = q(v X B) where F is the force vector, v is the velocity vector and B is the magnetic field vector.

• Gradient Vector Fields and Line Integrals

  The line integral or the work done by the force is independent of the path for a gradient vector field. However, the two line integrals are different for this specific vector field. So it is not a gradient vector field.

• Two Physics Problems

  The plot (in the figure attached) shows the relationship of force versus amount of "stretch' for a particular spring. (A) What is the force constant (in N/m) for the spring?

• Conservative vector fields.

  F(x,y,z)= yi + xj + k A force is conservative if curl of F is zero. Curl F = Therefore, this force is conservative force. 2.) F(x,y,z)= zxi + xyj + yzk Curl F = Therefore, this force is non-conservative.

• Scalar Potential

  A conservative force F can be written as F = -[upside down triangle]*phi symbol, where the phi symbol is called a scalar potential. Calculate the scalar potential for the gravitational force F = -k*abs. r/r^(2).