A diode detector is used to detect an amplitude modulated wave of 60% modulation by using a condenser of capacity 250 pico farad in parallel with a load resistance 100 kilo ohm. Find the maximum modulated frequency which could be detected by it.

Engineering

Physics

Communication

Question

5.31 MHz

10.62 kHz

10.62 MHz

5.31 kHz

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$\frac{1}{f_{c}} < < Rc < < \frac{1}{f_{M}}$

$\Rightarrow f_{M} < < \frac{1}{Rc} = 40 kHz$

of 4 option 10.62 kHz is max.