Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 26, Problem 21SP
An electron gun in a TV set shoots out a beam of electrons. The beam current is 1.0 × 10−5 A. How many electrons strike the TV screen each second? How much charge strikes the screen in a minute?
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The current in an electron beam in a cathode-ray tube is 7.0 x 10-5 A. How much charge hits the screen in 5.0 s?
Group of answer choices
6.2 x 10^-4 C
9.3 x 10^-4 C
1.3 x 10^-4 C
2.5 x 10^-4 C
3.5 x 10^-4 C
Asap
. Electron guns are used in X-ray tubes. The electrons are accelerated through a relatively large voltage
and directed onto a metal target, producing X-rays.
(a) How many electrons per second strike the target if the current is 0.5 mA?
electrons per second
(b) What charge strikes the target in 0.8 s?
AQ=
C
Chapter 26 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 26 - Prob. 20SPCh. 26 - 21. An electron gun in a TV set shoots out a beam...Ch. 26 - 22. What happens to the resistance of a copper...Ch. 26 - Prob. 23SPCh. 26 - Prob. 24SPCh. 26 - 25. What is the current through an 8.0-Ω toaster...Ch. 26 - 26. What potential difference is required to pass...Ch. 26 - 27. Determine the potential difference between the...Ch. 26 - Prob. 28SPCh. 26 - Prob. 29SP
Ch. 26 - 30. An electric utility company runs two 100 m...Ch. 26 - 31. When the insulation resistance between a motor...Ch. 26 - Prob. 32SPCh. 26 - Prob. 33SPCh. 26 - Prob. 34SPCh. 26 - Prob. 35SPCh. 26 - Prob. 36SPCh. 26 - Prob. 37SPCh. 26 - Prob. 38SPCh. 26 - 39. Find the potential difference between points-A...Ch. 26 - Prob. 40SPCh. 26 - 41. In Fig. 26-5, how large must R be if the...Ch. 26 - 26.42 [II] For the circuit of Fig. 26-6, find the...Ch. 26 - Prob. 43SPCh. 26 - Prob. 44SPCh. 26 - Prob. 45SPCh. 26 - Prob. 46SPCh. 26 - Prob. 47SPCh. 26 - Prob. 48SPCh. 26 - Prob. 49SP
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- Suppose 1.67 C of charge passes through the filament of a light bulb in 2.00 seconds. How many electrons pass through the filament in 5.00 s? Express all numerical values in three significant figures. The current in the light bulb is: milliamperes The total amount of charge passing through the filament in t= 5.00 s is: Q = coulombs Since a single electron has a charge of -1.60 x 10-19 C, the number of electrons passing through the filament in t=5.00 s is: N= x 1019 electronsarrow_forwardThe current in an electron beam is a cathode-ray tube is 8.5 x 10-5 A. How much charge hits the screen in 5 min? Group of answer choices 0.041 C 0.053 C 0.086 C 0.026 Carrow_forwardSuppose 1.67 C of charge passes through the filament of a light bulb in 2.00 seconds. How many electrons pass through the filament in 5.00 s? Express all numerical values in three significant figures. The current in the light bulb is: milliamperes The total amount of charge passing through the filament in t-5.00 s is: Q = coulombs Since a single electron has a charge of -1.60 x 10-19 C, the number of electrons passing through the filament in t-5.00 s is: x 1019 electronsarrow_forward
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