Explain the difference between scalar and scalar field with example.
[3 marks]Explain the position vector and distance vector with example.
[4 marks]Explain the various types of charge distributions and its charge density.
[7 marks]Calculate the volume of the sphere of radius Rusing integration.
[3 marks]State and derive the Gauss’ law in point form.
[4 marks]Acharge distribution with spherical symmetry has density ρ = ρ (r/R), at 0 ≤ r ≤ Rand 0 v 0 for r > R, Determine Eeverywhere.
[7 marks]The flux density D = r/3 a nC/m2 is in free space: r 1. Find Eat 0.4 m 2. Find the total electric flux leaving the sphere of r=0.4m 3. Find the total charge within the sphere of r = 0.5 m
[7 marks]Define the Gaussian surface, Discuss satisfying conditions for Gaussian surface.
[3 marks]What is streamlines? Explain the equations of streamlines in various coordinate systems.
[4 marks]Two uniform line charges of density ρ = 2 nC/m lie in the x = 0 plane at y = ± 4 m. Find l Eat (4, 0, 12) m.
[7 marks]Why the divergence of curl of any vector is zero? Explain.
[3 marks]State and prove divergence theorem.
[4 marks]What is the potential at the center of a square with aside a = 4 m? While charges 2 µC, -2 µC, 4 µC and -2 µC are located at its corner.
[7 marks]State and explain Ampere’s circuital law.
[3 marks]Explain the reflection of uniform plane wave at normal incidence.
[4 marks]Acurrent filament carrying 20 Ain the a direction lies along the entire z axis. Find Hin z rectangular coordinates at P (10,0,4).
[7 marks]Write and explain the properties of Curl.
[3 marks]State and explain Biot-Savart Law.
[4 marks]Given the vector magnetic A = -r2/4 a Wb/m. Calculate the total magnetic flux crossing z the surface φ = π/2, 1 ≤ r ≤ 2m; 0 ≤ z ≤ 5m.
[7 marks]Write and explain the Maxwell’s equations in integral form.
[3 marks]Explain the propagation constant and characteristic impedance of transmission line.
[4 marks]Write short note on electromagnetic waves in good conductor.
[7 marks]Explain poynting vector.
[3 marks]Define and explain wave polarizations.
[4 marks]What are the applications of transmission line? Write the equations of transmission lines and their solutions in phasor form.
[7 marks]