This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Conductors”. 1. Which of the following are conductors? a) Ceramics b) Plastics c) Mercury d) Rubber 2. Find the range of band gap energy for conductors. a) >6 eV b) 0.2-0.4 eV c) 0.4-2 eV d) 2-6 eV 3. Conduction in metals … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Electrostatic Properties”. 1. The permittivity is also called a) Electrostatic energy b) Dielectric constant c) Dipole moment d) Susceptibility 2. Dielectric constant will be high in a) Conductors b) Semiconductors c) Insulators d) Superconductors 3. Under the influence of electric field, the … Read more
This set of Electromagnetic Theory Questions and Answers for Experienced people focuses on “Electrostatic Energy”. 1. The electrostatic energy in an electric field does not depend on which of the following? a) Magnitude of charges b) Permittivity c) Applied electric field d) Flux lines 2. Calculate the energy in an electric field with flux density … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Electric Dipole”. 1. Choose the best definition of a dipole. a) A pair of equal and like charges located at the origin b) A pair of unequal and like charges located at the origin c) A pair of equal and unlike charges … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Real Time Applications”. 1. Calculate the capacitance of a material in air with area 20 units and distance between plates is 5m. a) 35.36pF b) 3.536pF c) 35.36nF d) 3.536nF 2. The resistance of a material with conductivity 2millimho/m2, length 10m and … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Relation of E,D,V”. 1. The electric flux density and electric field intensity have which of the following relation? a) Linear b) Nonlinear c) Inversely linear d) Inversely nonlinear 2. The electric field intensity is the negative gradient of the electric potential. State … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Applications of Gauss Law”. 1. Gauss law can be used to compute which of the following? a) Permittivity b) Permeability c) Radius of Gaussian surface d) Electric potential 2. Three charged cylindrical sheets are present in three spaces with σ = 5 … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Gauss Law”. 1. Divergence theorem is based on a) Gauss law b) Stoke’s law c) Ampere law d) Lenz law 2. The Gaussian surface for a line charge will be a) Sphere b) Cylinder c) Cube d) Cuboid 3. The Gaussian surface … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Electric Potential”. 1. Potential difference is the work done in moving a unit positive charge from one point to another in an electric field. State True/False. a) True b) False 2. A point charge 2nC is located at origin. What is the … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Electric Field Density”. 1. The lines of force are said to be a) Real b) Imaginary c) Drawn to trace the direction d) Not significant 2. Electric flux density in electric field is referred to as a) Number of flux lines b) … Read more
