# What is limit of the relation between linear and angular accelaration..Precisely speaking where the relation can't be applied.

SAGAR SINGH - IIT DELHI
879 Points
12 years ago

Dear student,

The angular acceleration can be defined as either:

${\alpha} = \frac{d{\omega}}{dt} = \frac{d^2{\theta}}{dt^2}$ , or
${\alpha} = \frac{a_T}{r}$

All the best.

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