HOAN N2 dI HOAN,N2 2nf lo cos(2nft) L U 8.8 %3| L dt However, our measuring devices indicate only effective values of altemating quantities. This effective value is defined as square root of square average of the original signal over one period T = 1/f After straightforward calculation, we find the following relation between measurable quantities: U. =- AN2ƒl, L 8.9
HOAN N2 dI HOAN,N2 2nf lo cos(2nft) L U 8.8 %3| L dt However, our measuring devices indicate only effective values of altemating quantities. This effective value is defined as square root of square average of the original signal over one period T = 1/f After straightforward calculation, we find the following relation between measurable quantities: U. =- AN2ƒl, L 8.9
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This is a experiment about "magnetic induction".
The question is : Derive "Ue" given in Equation 8.9 starting from Equation 8.8.
Transcribed Image Text:HOAN,N2 dI
HOAN,N2
U
2nf lo cos(2nft)
8.8
L
dt
L
However, our measuring devices indicate only effective values of alternating quantities. This
effective value is defined as square root of square average of the original signal over one period
T = 1/f After straightforward caleulation, we find the following relation between measurable
quantities:
2 πμ.Μ
Ue
AN2ƒl.
8.9
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