In a simple pendulum, the period of oscillation $T$ is related to length of the pendulum $l$ as
  • A$\frac{l}{T} = $constant
  • B$\frac{{{l^2}}}{T} = $ constant
  • C$\frac{l}{{{T^2}}} = $ constant
  • D$\frac{{{l^2}}}{{{T^2}}} = $ constant
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