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Earn +20 ptsQ: What is the -3dB cutoff frequency?
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How value of c is calculated in an RC filter for a given value of r?
Time constant = R C C = time constant/R R = time constant/C When used as a filter, Cutoff frequency = 1 / (2 pi) R C R = 1 / (2 pi) (cutoff frequency) ( C ) C = 1 / (2 pi) (cutoff frequency) ( R )
Why 3dB is required in the frequency graph?
as upto 3db only the amplifier gives the linear output & after that it gives non linear so it is difficult to determine it's characteristics.also up to 3 db it's energy efficiency is 70.3%. ANSWER: It imply that the amplitude on the output is half.....................
Would a 3db difference between two speakers that handle the same wattage make the one with 3 extra db twice as loud?
no
What barclays branch has sort code 20-69-40?
Barclays Bank, 62 High Street, Cosham, Portsmouth PO6 3DB
What is the ratio of a frequency to its total frequency?
The ration of a frequency to its total frequency is called relative frequency.
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