The period of a pendulum is expressed as:

$\overline{){\mathbf{T}}{\mathbf{=}}{\mathbf{2}}{\mathbf{\pi}}\sqrt{\frac{\mathbf{l}}{\mathbf{g}}}}$, where l is the length of the pendulum and g is the acceleration due to gravity.

What is the period of a pendulum consisting of a 6-kg object oscillating on a 4-m string?

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