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Electromagnetic Theory Practice Test 21

# Lorentz Force Quiz Questions and Answers PDF - 21

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The Quiz: Lorentz electric force has direction; "Lorentz Force" App Download (Free) with answers: Opposite of electric field; Similar to electric field; Scalar quantity; None; for online high school college acceptance. Learn Time Varying and Harmonic Electromagnetic Fields Questions and Answers, Apple eBook to download free sample for online college programs.

## Lorentz Force Questions and Answers : Quiz 21

MCQ 101:

Lorentz electric force has direction

1. similar to electric field
2. opposite of electric field
3. scalar quantity
4. None
MCQ 102:

∂y/∂n =f is representation of

1. Neumann boundary condition
2. Dirichlet boundary condition
3. Cauchy boundary condition
4. Robin boundary condition
MCQ 103:

In harmonic plane general equation, A(x,t)=Aocos(kx-wt+φ), φ represents

1. magnitude of wave disturbance
2. amplitude
3. phase shift
4. angular frequency
MCQ 104:

The infrared part of the electromagnetic spectrum covers the range from

1. 300?Hz to 400 GHz
2. 30?GHz to 400 THz
3. 300?Hz to 400 THz
4. 300?GHz to 400 THz
MCQ 105:

The study of magnetic domains is called

1. Nonmagnetic
2. Hydro magnetic
3. Electromagnetics
4. Micro magnetic