This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Power and Poynting Vector”. 1. The total power of a wave with average power 15 units in a surface density of 0.5 units is a) 15 b) 30 c) 7.5 d) 0.75 2. The power of a wave with electric field intensity … Read more
This set of Electromagnetic Theory Question Bank focuses on “Plane Waves in Dielectrics”. 1. The loss tangent of a perfect dielectric will be a) Zero b) Unity c) Maximum d) Minimum 2. In pure dielectrics, the parameter that is zero is a) Attenuation b) Propagation c) Conductivity d) Resistivity 3. The total permittivity of a … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Planes Waves in Good Conductor”. 1. For conductors, the loss tangent will be a) Zero b) Unity c) Maximum d) Minimum 2. In metals, the total permittivity is a) Absolute permittivity b) Relative permittivity c) Product of absolute and relative permittivity d) … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Plane Waves in Free Space”. 1. In free space, the charge carriers will be a) 0 b) 1 c) 100 d) Infinity 2. In free space, which parameter will be unity? a) Permittivity b) Absolute permittivity c) Relative permittivity d) Permeability 3. … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Dielectric and Conductor Wave Propagation”. 1. In conductors, which condition will be true? a) σ/ωε > 1 b) σωε > 1 c) σ/ωε < 1 d) σωε < 1 2. For metals, the conductivity will be a) 0 b) 1 c) -1 … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Lossy and Lossless Dielectrics”. 1. For a dielectric, the condition to be satisfied is a) σ/ωε > 1 b) σ/ωε < 1 c) σ = ωε d) ωε = 1 2. For a perfect dielectric, which parameter will be zero? a) Conductivity … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Loss Tangent”. 1. The loss tangent refers to the a) Power due to propagation in conductor to that in dielectric b) Power loss c) Current loss d) Charge loss 2. Calculate the conduction current density when the resistivity of a material with … Read more
This set of Electromagnetic Theory online quiz focuses on “Maxwell Law in Time Varying Fields”. 1. Find the curl of E when B is given as 15t. a) 15 b) -15 c) 7.5 d) -7.5 2. The charge build up in a capacitor is due to a) Conduction current density b) Displacement current density c) … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Maxwell Law in Time Static Fields”. 1. Calculate the emf in a material with flux linkage of 3.5t2 at 2 seconds. a) 3.5 b) -7 c) -14 d) 28 2. Find the emf induced in a coil of 60 turns with a … Read more
This set of Electromagnetic Theory Multiple Choice Questions & Answers (MCQs) focuses on “Maxwell Law 4”. 1. Which quantity is solenoidal in the electromagnetic theory? a) Electric field intensity b) Electric flux density c) Magnetic field intensity d) Magnetic flux density 2. Which equation will be true, if the medium is considered to be air? … Read more
