3
$\begingroup$

Just wondering... is there a geometric reason why a differential solid angle is usually represented by a cone? I cannot see that given the formula

$$ d\Omega = \sin \theta \, d\theta \, d\phi $$

I cannot see that.

$\endgroup$

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.