E
Editor
Sep 18, 2022
Displacement of a mass in a vibrating mass-spring system is described as $x=\cos (\frac{\pi}{8})$ t. Its displacement after 2 seconds will be:
Difficulty: Easy
A:
0.866 m
B:
0.5 m
C:
0.707 cm
D:
None
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ID: 63273db8ca83163ac3a0ebef