Determine magnetic field strength
Alpha particles of charge q = +2e and mass m = 6.6 x 10-27 kg are emitted from a radioactive source at a speed of 1.5 x 107 m/s. What magnetic field strength would be required to bend them into a circular path of radius r = 0.23 m?
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Find the rate at which heat is removed from an ice cube by radiation just as the water begins to freeze.
A company issues at par 9% bonds with a par value of $100,000 on April 1. The bonds pay interest semi-annually on January 1 and July 1. The cash received on July 1 by the bond holder?
Assume that on February 10, 2011, Wigs Plus wrote off the $3,500 account of Lasting Images as uncollectible. Illustrate the effect on the accounts and financial statements of the write-off of the Lasting Images account.
Determine the minimum tensile strength each cable must have and the magnitude of the reaction between the statue and slope.
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(a) If the cost of electricity is $0.15/kWh, what is the cost of operating the heater during a 30-day month? (b) What is the resistance of a typical water heater?
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