Numerade

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*3. You heat a metal sample weighing 58.6 g by adding 345 J of energy to it. The temperature rises from 20.30 degrees C to 26.83 degrees C. What is the specific heat of the substance? *4. A 1680 centigram sample of nickel is warmed by adding 104 J of heat to it. If the initial temperature is 25.2 degrees C, what is its final temperature? The specific heat of nickel is 0.444 J/g °C.

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Show that the following series diverges (1−1 + 1/2 + 1/2 − 1/2 − 1/2 + 1/4 + 1/4 + 1/4 + 1/4 − 1/4 − 1/4 − 1/4 − 1/4 + 1/8 + . . .)

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An ice skater is traveling in a straight, horizontal line on the ice with a velocity of v = 7.5 m/s in the positive x-direction. The coefficient of kinetic friction between the skates and the ice is μk = 0.19.

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Would you emphasize or deemphasize marketing products to the customer that contributed the lowest gross margin to the company during the month

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The line of credit used by a mortgage lender to close and find a loan before selling it in the secondary market is called a ____.

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80. A motor is 86.5% efficient; that is, the output is 86.5% of the input. What is the input if the motor delivers 11.50 horsepower? Round the answer to 1 decimal place. motor delivers 11.50 horsepower? Round the answer to 1 decimal place.

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3.18 Describe the structure and function of cardiac muscle, including intercalated discs and how they allow the cardiac muscle to act as a functional syncytium. (Module 18.3)

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If the price of labor increases, in order to minimize the costs of producing a given level of output, the firm manager should use a. more of labor and more of capital. b. less of labor and more of capital. c. less of labor and less of capital. d. more of labor and less of capital.

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A stock you invested expected to distribute 4$ dividend in year one, 3$ dividend in year two and 5$ dividend in year three. Also, this stock has just paid a 2$ dividend today. If you believe that the stock will sell from 56$ in year three, how much the stock worth? (required rate of return = 12%) Select one: a.47.74$ b.60.58$ c.41.59$ d.59.15$ e.51.38$

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c) A load consumes 30kW and 30kVAR. What is the power factor at the load terminals? d) The power factor across the terminals of a load is 1, what type of load is this?

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heather c.