Drude Model Multiple Choice Questions (MCQs) PDF Download - 4

Model which explain the transport properties of electrons in materials (especially metals) is called

1. Drude model
2. Faraday model
3. Newton model
4. Gaussian model

Early cloak devices required extreme values for the metamaterial properties, which results in a narrow operation band and

1. low loss
2. high loss
3. zero loss
4. infinite loss

In absence of applied electric field in nonpolar dielectric materials, charges are averaged in such a way that

1. opposite charges add each other
2. opposite charges cancel each other
3. similar charges add each other
4. similar charges repel each other

In harmonic plane general equation, A(x,t)=A_ocos(kx-wt+φ), 'w' is the representation of

1. magnitude of wave disturbance
2. amplitude
3. wave number
4. angular frequency

If ∊ is dielectric permitivity, than ∊=

1. relative permitivity
2. free space permitivity
3. sum of relative and free space permitivity
4. product of relative and free space permitivity