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

question 14

Multiple Choice

The displacement from equilibrium of an oscillating weight suspended by a spring is given by $y ( t ) = 3 \cos 10 t$ ,where y is the displacement in centimeters and t is the time in seconds.Find the displacement when $t = 0.65$ ,rounding answer to four decimal places.

• A)-3.7018 cm
• B)-6.4350 cm
• C)23.8825 cm
• D)2.9298 cm
• E)-1.6362 cm

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