Electromagnetic Field Theory
A negative point charge q = - 40 nC is moving with velocity of 6 × 106 m/s in a direction specited by unit vector uy + 0.6 uz. Find the magnitude of force vector on the moving particle by the field B = 2 ux + 3 uy + 5 uz mT and E = 2 ux - 3 uy + 5 uz KV/m

 244 μN.
  1144 μN.
 144 μN.
 1440 μN.

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Electromagnetic Field Theory
Which of the following statement is correct for divergence of electric and magnetic flux densities?

 Both are zero.
 These are zero for static densities but non zero for time varying densities.
 It is zero for the magnetic flux density.
 It is zero for the electric flux density.

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