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Laser Quiz

Authored by Martin Silies

Physics

University

Used 4+ times

Laser Quiz
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18 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following equations is not correct and therefore not one of Maxwells’ equations?

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the energy of a photon with a wavelength of λ = 800 nm?

0.7 eV

1.5 eV

7 eV

4 keV

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In which direction will the beam be refracted?

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements is wrong?

Metallic mirrors reflect light independent of the incident angle.

Dielectric mirrors reflect light independent of the incident angle.

The reflection of metallic mirrors is constant across a broad spectral range.

The reflectivity of gold at 450nm is smaller than of silver.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How can one change the polarisation by 90° (i.e. from s to p-polarized light)?

Half wave plate, optical axis between s and p

Half wave plate, optical axis along s

Half wave plate, optical axis along p

Quarter wave plate, optical axis along s

Quarter wave plate, optical axis along p

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How can one avoid spherical abberation when imaging with plan convex and plan concave lenses?

Planar side of lens to focus

Doesn’t matter

Curved side of lens to focus

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the transfer matrix for a beam after propagation through a thin lens and a following propagation through air with distance L?

Media Image
Media Image
Media Image

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