Problem based on achromatic lens
Question: An achromatic lens is made of two very thin lenses, with focal lengths f1 = -28.7 cm and f2 = +20.4 cm, that are placed in contact.
What is the focal length of the achromatic lens?
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An investor is comparing the following two bonds: a bond from ABC Corp which pays an interest rate of 9 percent per year and a municipal bond which pays an interest rate of 7.9 percent per year.
An achromatic lens is made of two very thin lenses, with focal lengths f1 = -28.7 cm and f2 = +20.4 cm, that are placed in contact.
Dubois Inc. wishes to accumulate $1,300,000 by December 31, 2022, to retire bonds outstanding. The company deposits $200,000 on December 31, 2012.
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In recording its adopted operating budget, a village debits estimated revenues $1,000,000 and credits appropriations $1,050,000. What additional journal entry is necessary?
Standard Cost Systems Consider the following two separate firms. One firm manufactures flexible packaging films for the snack, bakery, confectionery, and tobacco industries.
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