Question: Loudspeakers are driven with alternating current because DC currents produce no sound. Treat the loudspeaker as a resistive load ( shown below ) . a

Loudspeakers are driven with alternating current because DC currents produce no sound. Treat the

loudspeaker as a resistive load

(

shown below

) .

.

The humans can hear sounds in the frequency range from

20 H z

20 k H z .

Determine if the tone

(

frequency

)

coming from the audio amplifier is audible. Explain your answer.

.

The loudspeaker's magnetic coils will melt if they dissipate more than a quarter watt of average power. Show that the loudspeaker will not melt when operating as shown in the figure.

Loudspeakers are driven with alternating current because DC currents produce no

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