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The crystal structure of titanium is HCP with a=0.285 nm. Use the hard sphere model of the HCP unit cell.
(a) Find the height of the HCP unit cell (in nm) and
(b) Find the volume of the non primitive unit cell of titanium (in nm3).
Unpolarized light of intensityI0is incident on three polarizing filters. The axis of the first is vertical, that of the second is29° from vertical, and that of the third is horizontal. What light intensity emerges from the third filter?
a horizontal plywood disk with mass 6.50 and diameter 1.16 pivots on frictionless bearings about a vertical axis
The atmosphere of the sun consists mostly of hydrogen atoms (not molecules) at a temperature of 6000 K. What are the average translational kinetic energy per atom
A solid sphere and a shell sphere roll down an incline. Which one gets to the bottom first and why
A sonar generator on a submarine on the ocean surface produces periodic ultrasonic waves at a frequency of 2.50 MHz. How deep is the ocean floor
A storage tank at STP contains 19.1 kg of nitrogen What is the volume of the tank. What is the pressure if an additional 15.7kg of nitrogen is added without changing the temperature.
A flight attendant pulls her 70 N flight bag a distance of 378 m along a level airport floor at a constant velocity. Find the work she does on the flight bag
Assume the masses of the chains, pulleys, and ropes are negligible. Determine the force F required to lift the crate with constant speed. Identify the tension in the upper chain.
A long string with a mass/length of 500 g/m is placed under a tension of 400 N, What is the wavelength of the resulting wave
a rifle with a mass of 2.5 kg fires a bullet with a mass of 0.0045kg. the bullet moves with a muzzle velocity of 350m/s after the rifle is fired
Two identical uniform poles of mass 50 kg and linear mass density 15 kg/m are supported by pivots 2 m apart on level ground. what angle do the poles make with the vertical
A ranger in a national park is driving at 52 km/h when a deer jumps onto the road 86 m ahead of the vehicle. After a reaction time of t s, the ranger applies the brakes to produce an acceleration of -2.9 m/s2.
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