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A flat sheet of ice has a thickness of 2.0cm. It is on top of a flat sheet of crystalline quartz thathas a thickness of 1.1cm. Light strikes the ice perpendicularly and travelsthrough the quartz. In the time it takes the light totravel through the two sheets,
a) How far (in cm) would it have to travel invacuum?
A grating spectrometer is used to resolve second order peaks from two wavelengths of ?1 = 495.00 nm and ?2 = 495.71 nm. What is the minimum number of slits this grating must have
A cylinder contains a piston on each side of which is one kilomole of an ideal gas. The walls of the cylinder are diathermal, compute the change in the Helmholtz potential
Water at a pressure of 4.3 atm at street level flows into an office building at a speed of 0.6 m/s through a pipe 5 cm in diameter. What is the pressure in the top floor pipe
A frictionless plane is 11.5m long and inclined at 32.7 degrees. A sled starts at the bottom with an initial speed of 6.05 m/s up the incline. Find the initial speed of the second sled
write down Newton's Second Law for the velocity of the cube.
A large tank of water is full and has a depth of 10.0 m. What is the pressure at the bottom of the tank
Determine the energy of the incident electron. How many coulombs of protons and electrons are in each penny.
A cube of ice is taken from the freezer at -8.4^circ C and positioned in a 114 g aluminium calorimeter filled with 322g of water at room temperature of 20.0 C. The final situation is observed to be all water at 15.0C.
A 0.500-kg glider, attached to the end of an ideal spring with force constant k=450 n/m, undergoes simple harmonic motion with an amplitude 0.040 m. Compute the maximum speed of the glider
A movie camera with a (single) lens of focal length 70 mm takes a picture of a person standing 28 m away. what is the height of the image in millimeters on the film
What is the magnitude of the apparent weight of a 68kg astronaut 2600km from the center of the Earth's Moon in a space vehicle accelerating toward the Moon at 2.1m/s2
Galaxy mergers in a rich cluster could impede their use as standard candles over time as they tend to brighten. What is the mean number density of galaxies within the half mass radius
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