The Displacement from Equilibrium of an Oscillating Weight Suspended by a Spring

question 360

Multiple Choice

The displacement from equilibrium of an oscillating weight suspended by a spring is given by
$y = 2 \cos 6 t$ , where y is the displacement in centimeters and t is the time in seconds (see figure) .Find the displacement when $t = \frac { 1 } { 8 }$ .(Round your answers to two decimal places.)

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