Examlex
Which of the following would not be needed to determine net cash provided by operating activities?
Separator
In electrochemical cells, a separator is a membrane that allows the flow of ions but prevents direct contact between the cathode and anode, thus avoiding a short circuit.
Discriminator
An electronic circuit used to demodulate frequency-modulated signals, converting changes in frequency into amplitude variations.
Resonator
A device or system designed to oscillate with maximum amplitude at a specific frequency, often used in electronic circuits to select particular frequencies from a complex signal.
Cut-off Frequency
The frequency at which the magnitude of a signal is reduced by a specific ratio, marking the boundary between passband and stopband in a filter’s performance.
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