How much power will it radiate
A dish of hot food has an emissivity of 0.39 and emits 15 W of thermal radiation. If you wrap it in aluminum foil, which has an emissivity of 0.07, how much power will it radiate?
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A bottle rocket can shoot its projectile vertically to a height of 23.0 . (You can ignore air resistance.) At what angle should the bottle rocket be fired to reach its maximum horizontal range? What is that range? Express your answer with the appr
A box contains six tickets, labeled with the numbers 1, 4, 8, 15, 15, 15. The normal approximation to the chance that the sum of 50 draws with replacement from this box is no larger than 592 is _______.
Compute the maximum change in total deposits that would result if deposits at financial institutions were immediately increased by 120 billion and the reserve requirement was 5 percent.
(1) a 25% raise to $2,500 per month; (2) a base salary of $1,000 plus $600 per house sold; or, (3) a straight commission of $1,000 per house sold. Over the past year, Jim has sold up to 6 homes in a month. Write down the month salary payoff table
A car whose wheels are of radius r feet is driven at a speed v. A pebble is thrown from one of the wheels. For very large v, what angle fives the maximum launch height?
What decision should be made by the optimistic decision maker? What decision should be made by the pessimistic decision maker?
Again, assuming that you plan to leave your heirs nothing, how much will you have to put away each year if you start saving when you are 20 years old? What if you start saving when you are 30? What if you start saving at 45?
Do you think the bank is taking more risk than its shareholders desire? How does the FDIC discourage the bank from taking too much risk? Why might the bank ignore the FDIC's effort to discourage excessive risk taking?
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