‘The divergence of curl of vector magnetic potential is zero’-Justify the statement.
[3 marks]Find the rectangular coordinates of the point A (ρ = 4.4, φ = -1150 z=2).
[4 marks]What is divergence? Explain the physical significance of divergence with two examples.
[7 marks]Find the a dot a and a dot a x ɸ z θ
[3 marks]What is electric field intensity? Derive mathematical equation of electric field intensity due to a continuous volume charge distribution.
[4 marks]Auniform line charge density of 5 nC /m is at y = 0, z = 2 m in free space, while -5 nC/m is located at y = 0, z = - 2 m. Auniform surface charge density of 0.3 nC/m2 is at y = 0.2 m and -0.3 nc /m2 is at y = -0.2m. Find Eat the origin.
[7 marks]Given the flux density D = (cosθ/r3) a + (5sinθ/r3) a c/m2, evaluate r θ both sides of the divergence theorem for the region defined by 1˂ r ˂ 2 , 0 ˂ θ ˂ π/2 , 0˂ ɸ˂ π
[7 marks]What is the use of coordinate system? Explain the Cartesian coordinate system in brief.
[3 marks]State and explain Gauss’s Law.
[4 marks]Write Maxwell’s equations in integral form and explain physical significance of equations.
[7 marks]State and explain Ampere’s circuital Law in brief.
[3 marks]Derived the desired distance field for the dipole.
[4 marks]Write Maxwell’s equations in point form and explain their physical significance.
[7 marks]Explain Skin effect.
[3 marks]Explain the reflection of uniform plane wave at normal incidence.
[4 marks]Current filaments of 2 a Alies along x axis. Find Hcomponents at x B (-1, 3, 2).
[7 marks]Compare spherical and Cylindrical coordinate systems.
[3 marks]State and explain Stoke’s theorem.
[4 marks]For magnetic vector potential A = - r2/2 a Wb/m calculate the z total flux crossing the surface φ = π/2 , 2≤ r ≤ 4 m, 0≤ z ≤ 4 m.1
[7 marks]What is smith chart? What are its uses?
[3 marks]Explain one of the impedance matching methods of transmission line.
[4 marks]Write short note on plane wave reflection at oblique incidences angles.
[7 marks]Define and explain voltage standing wave ratio.
[3 marks]Define and explain hall effect.
[4 marks]What are the applications of transmission line? Write the equations of transmission lines and their solutions in phasor form.
[7 marks]