When Light Illuminates a Diffraction Grating with 7000 Lines Per

question 72

Multiple Choice

When light illuminates a diffraction grating with 7000 lines per centimeter,its second order maximum is at 62.4°.What is the wavelength of the light?

• A)336 nm
• B)363 nm
• C)633 nm
• D)752 nm

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Definitions:

Strike And Dip

Geological terms used to describe the orientation of rock layers, with strike indicating the direction of the layer's horizontal angle and dip indicating its vertical angle.

Horst And Graben

Geological features formed by the movement of the earth's crust, with a horst being a raised fault block and a graben being a lowered block, creating distinctive landscapes.

Footwall

The wall rock beneath an inclined fault.

Asymmetric Syncline

An asymmetric syncline is a fold in sedimentary layers that is uneven or lopsided, with one side of the fold having a gentler slope than the other.