The slope of $T^2$ against $m$ in the equation $T = 2\\pi \\sqrt{\\frac{m}{k}}$ is 0.5. What is $k$?
University of Ilorin PHY107 integral past question
- $0.8\\pi^2$
- $8\\pi^2$
- $80\\pi^2$
- $800\\pi^2$
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