PTFE has low _________energy. This results in other materials not sticking to it, and applications in cookware.
Fill in the blank(s) with the appropriate word(s).
surface
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Calculate
(a) Calculate the distance required to reduce a beam of photons of energy 1.0 eV that have entered germanium to 50 percent of the initial intensity. (b) What is the wavelength of photons of energy 1.0 eV? (c) Photons of 1.0 eV correspond to what type of electromagnetic radiation? (d) Comment on using germanium for the lenses of an optical system to operate with 1.0 eV photons.
What is the Babcock model?
What will be an ideal response?
How is the angular magnification of a magnifier related to the focal length of the lens?
A. M = f/(25 cm) B. M = f*25 cm C. M = f + 25 cm D. M = (25 cm)/f
What organic compound is represented by a hexagon with a circle inside?
a. Cyclohexane b. Cycloheptane c. Benzene d. Ethanol e. Methane