For the mechanical system shown in Fig. P$2\mathrm{.}26$

$($a$)$ Draw the grounded$-$chair representation.

$($b$)$ Determine the equation relating f and x$.$

$($c$)$ Draw the electric circuit which is the direct analog.

$($d$)$ On the analog show where you would place a voltmeter to obtain a voltage proportional to the force across damper B$2$