Awire of resistivity ? must be replaced in a circuit by a wire of the same material but 4 times as long. if, however, the resistance of the new wire is to be the same as the resistance of the original wire, the diameter of the new wire must beanswer4 times the diameter of the original wire.1/2 the diameter of the original wire.1/4 the diameter of the original wire. the same as the diameter of the original wire.2 times the diameter of the original wire.
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Physics, 22.06.2019 03:00
Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c
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An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45β. what percentage of the initial intensity is transmitted by the system?
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Physics, 22.06.2019 14:10
The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).
Answers: 3
Awire of resistivity ? must be replaced in a circuit by a wire of the same material but 4 times as...
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