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Question: Answered & Verified by Expert
$\lim _{\theta \rightarrow 0} \frac{1-\cos \theta}{\theta^2}=$
MathematicsLimitsJEE Main
Options:
  • A $1$
  • B $2$
  • C $1/2$
  • D $1/4$
Solution:
1276 Upvotes Verified Answer
The correct answer is: $1/2$
$\lim _{\theta \rightarrow 0} \frac{2 \sin ^2(\theta / 2)}{\theta^2}=\frac{1}{2}$.

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