A wire has a resistance of 297-ohm it is melted down and
A wire has a resistance of 29.7-ohm . It is melted down, and from the same volume of metal a new wire is made that is 4 times longer than the original wire. What is the resistance of the new wire?
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Briefly describe what happens in foreign exchange markets. The spot Yen/$US exchange rate is Yen119.795/$US, and the one-year forward rate is Yen114.571/$US. If the annual interest rate on dollar CDs is 6%, what annual interest rate would you expe
The magic box would cost $3,600 to buy and would be straight-line depreciated to zero salvage value over three years. The firm can borrow at 6%, and the marginal corporate tax rate is 30%. What is the NPV of the lease?
Iodine-131 is administered orally in the form of NaI(aq) as a treatment for thyroid cancer. The half-life of iodine-131 is 8.04 days. If you begin with 49.8 mg of this isotope, what mass remains after 13.4 days have passed
In a science fiction movie, a 100 g base ball travelling with a speed of 60 m/s and an electron travelling at a speed of 1.2 x 10^7 m/s, determine the momentum of the base ball
A wire has a resistance of 29.7-ohm . It is melted down, and from the same volume of metal a new wire is made that is 4 times longer than the original wire. What is the resistance of the new wire
Nitrogen-13 is used in tracers injected into the bloodstream for positron emission tomography (PET). The half-life of nitrogen-13 is 10.0 minutes. How much time is required for the activity of a sample of nitrogen-13 to fall to 14.2 percent of its
Determine how many batches of each type of candy the confectionery should make assuming that the profit per pound box is $0.50 on fudge, $0.40 on chocolate crèmes and $0.45 onpralines.
How much money should go into each type of investment to maximize the interest while meeting the constraints? What is the maximum interest she can earn?
What is the half-life of bismuth-210 if 11.7 days are required for the activity of a sample of bismuth-210 to fall to 19.8 percent of its original value
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The nurse has taught a group of parents about varicella infection. Which of the following statements by a parent would indicate a correct understanding
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