A) 0.8 m/s2
B) 0.4 m/s2
C) \[1.6\,{{\pi }^{2}}\,m/{{s}^{2}}\]
D) \[0.4\,{{\pi }^{2}}\,m/{{s}^{2}}\]
Correct Answer: C
Solution :
Centripetal acceleration \[=\text{ }4{{\pi }^{2}}{{n}^{2}}r=4{{\pi }^{2}}\times \left( 1 \right)\times 0.4=1.6{{\pi }^{2}}\]
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