The second step in the precipitation-hardening process is to _________the alloy to maintain a uniform distribution of atoms in the grains at low temperature.
Fill in the blank(s) with the appropriate word(s).
quench
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Certain planes of a crystal of halite have a spacing of 0.399 nm. The crystal is irradiated by a beam of x-rays. First order constructive interference occurs when the beam makes an angle of 20° with the planes of the crystal surface
What is the wavelength of the x-rays? A) 0.24 nm B) 0.27 nm C) 0.17 nm D) 0.14 nm E) 0.21 nm
Because of its distance, the Sun does not have any effect on Earth's ocean tides.
Answer the following statement true (T) or false (F)
A flat coil of wire is placed in a uniform magnetic field that is in the y direction. The magnetic flux through the coil is a maximum if the plane of the coil is: (More than one answer may be correct.)
1.in the xy plane 2.in the yz plane 3.in the xz plane 4.in any orientation, because it is a constant
A sinusoidal standing sound wave inside a tube that is open at both ends must fit between the tube’s ends
A. An integer number of wavelengths. B. An integer number of half-wavelengths. C. An integer number of quarter-wavelengths D. An odd-integer number of half-wavelengths. E. An odd-integer number of quarter-wavelengths