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ERIC Number: EJ292194
Record Type: CIJE
Publication Date: 1984
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Questions Students Ask: The Frequencies of Metal Locators.
Mills, Roger E.
Physics Teacher, v22 n1 p39-40 Jan 1984
Answers a question about operating frequency of metal locators, discussing signal attenuation due to inverse square law and interaction with conducting media. Compares frequency to conductivity for various media and resultant penetration of media by signal, relating to transmission of extremely low frequency signals for submarine communications by U.S. Navy. (JM)
Descriptors: College Science, Electric Circuits, Electronic Equipment, Electronics, High Schools, Higher Education, Physics, Science Education, Secondary School Science, Semiconductor Devices
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Metal Locators