(111) plane wavelengt ambda= 3.091 A lattice constant is alpha = 3.53 A
Your x-ray lab has a monochromator consisting of a single crystal of nickel cut so that the plane lies in the cube face. At what angle (in degrees) should the cube face be tilted with respect to the incident beam in order to select radiation with a wavelength ? The lattice con...
Mr Ernst leaves home at noon, traveling at 50 mph. His loving wife leaves at 1 pm with a briefcase that Mr. Ernst forgot. How fast must his wife drive to catch him by 5 pm?
Whats the monthly principal and interest payment for a mortgage with a financed amount of $81,000 at 9% for 25 years?
Calculate the resistance of 80 metres of copper wire, with a c.s.a. of 0.5mm2, given its resistivity of 1.72 x 10^-6 ohms per metre, Note, the area of the wire must be expressed as a portion of its base unit of measurement, which is the square metre.
Suppose that you are using a multimeter on the OHMS scale to test a capacitor and the meter reads zero. What condition of the capacitor does this indicate?
A compartment measures 14 feet wide, 12 feet long and 8 feet high, lined with ½ inch sheetrock and has a standard 36 inch by 80 inch door. What HRR is required for flashover?
A fuel has heat of combustion equal to 30 kJ / g. How much energy is released when 5 kilograms are oxidized?
A compartment measures 3.5 meters by 5.5 meters and is 3 meters high. A fire raises the temperature from 68of to 1500 of. If the starting pressure was 1 atmosphere, what volume is present at the elevated temperature assuming the compartment has openings to reduce pressure?