### EC6403  EMF Important Questions

Anna University Regulation 2013 Electronic Communications Engineering (ECE) EC6403  EMF Important Questions for all 5 units are provided below. Download link for ECE 4th SEM EC6403  ELECTROMAGNETIC FIELDS  Answer Key is listed down for students to make perfect utilization and score maximum marks with our study materials.

EC6403  EMF Important Questions

PART – A

UNIT – I

1. Define Electric field intensity BTL 1 Remembering
2. Describe line, surface and volume charge density BTL 1 Remembering
3. State divergence theorem BTL 1 Remembering
4. Tell about Stokes theorem BTL 1 Remembering
5. What is Coulomb’s law BTL 1 Remembering
6. Show principle of superposition of fields BTL 1 Remembering
7. Write the relationship between potential and electric field intensity. BTL 2 Understanding
8. Identify the unit vector and its magnitude corresponding to the given vector A=5 âx + ây + 3 âz BTL 2 Understanding
9. Estimate the distance between the given vectors A(1,2,3) and B(2,1,2) BTL 2 Understanding
10. Discuss about electric scalar potential BTL 2 Understanding

11. Calculate the field intensity at a point on a sphere of radius 3m, of a +ve charge of placed at the origin of the sphere. BTL 3 Applying
12. Sketch a differential volume element in spherical coordinates (r,θ,φ) resulting from differential charges in the orthogonal coordinate systems. BTL 3 Applying
13. Compute the gradient of scalar system t=x2 y+eZ at point P (1, 5,- 2). BTL 3 Applying
14. Find out the integral and differential form of Gauss law. BTL 4 Analyzing
15. Point out the potential due to an electric dipole. BTL 4 Analyzing
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