Problem based on thermal energies
Neutrons are slowed down to thermal energies in a 1:1 mixture of H2O and uranium (4 atom% 235-U, 96 atom% 238-U). Estimate the probability that a 0.0253 eV neutron will have scattering collision with H2O.
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A Bright Idea. A company produces lightbulbs whose life follows the N(1500; 300) distribution, i.e. the lifetimes of lightbulbs have a normal distribution with a mean of 1500 hours and a standard deviation of 300 hours.
Stacy Company issued five-year, 10% bonds with a face value of $10,000 on January 1, 2010. Interest is paid annually on December 31.
The current in a series circuit is 17.0 A. When an additional 10.0-? resistor is inserted in series, the current drops to 9.4 A. What is the resistance in the original circuit?
The balance sheet of World Foods, at December 31, 2011, reported 100,000 shares of no-par common stock authorized, with 15,000 shares issued and a Common stock balance of $170,000.
Suppose 40% of the vehicles passing through a toll booth are trucks and the rest are cars. A truck pays a $5 toll whereas a car pays $3. Find the expected revenue from the next vehicle that passes through.
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A study found that 41% of assisted reproductive technology (ART) cycles resulted in pregnancies. Twenty-six precent of the ART pregnancies resulted in multiple births.
Seaside needed additional space and purchased a warehouse to remodel and the land around it. Prior to arranging permanent financing, Seaside signed a short term construction note payable.
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