EP7 Materjalitehnika EP 7 Punktkontaktkeevitus
kontaktpind ühendatavate detailide vahel
b. elektroodid
c. detailid
d. kontaktpinnad elektroodide ja detailide vahel
Question 15
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Elektrivoolu tiheduse leidmiseks jagatakse
Select one:
a. keevitusvoolu tugevus elektroodi otsa pindalaga
b. keevitusvoolu tugevus lehe ristlõike pindalaga
c. keevitusvoolu tugevus keevispunkti pindalaga
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