A newly formed protostar will radiate primarily at which wavelength?

A) visible light
B) X-ray
C) infrared
D) ultraviolet
E) radio


C

Physics & Space Science

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In the _________technique the specimen is in a fixed position relative the x-ray beam and diffraction of continuous radiation occurs when Bragg’s law is satisfied.

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science

Two carbon cylinders have radii r and 2r and they both have length L. What is the resistance of the first if the resistance of the second is 12?

A. 48
B. 12
C. 24
D. 3
E. 6

Physics & Space Science

Which is the most distant active galaxy?

a. Seyfert galaxies b. Radio galaxies c. Quasars d. BL Lac objects

Physics & Space Science

What does the extinction coefficient describe?

What will be an ideal response?

Physics & Space Science