Physics, 20.08.2019 18:10 laniiawesomee
A0.60 mw laser produces a beam of light with a diameter of 1.1 mm . part a what is the average intensity of this beam?
part b at what distance does a 130 w lightbulb have the same average intensity as that found for the laser beam in part (a)? (assume that 5.0% of the bulb's power is converted to light.)
Answers: 3
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Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15
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What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
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This is really important 1.which of the following prefixes represents the largest value? (2 points)gigahectorkilomilli2.which of the following types of graphs is best for plotting the mean, median, and mode of data? (2 points)bar graphbox-and-whiskercircle graphstem-and-leaf
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A0.60 mw laser produces a beam of light with a diameter of 1.1 mm . part a what is the average inten...
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