(A) In optical fibre, the diameter of the core is kept small. ( R) Light ray going form denser to rarer mediun is incident at an angle more than the critical angle required for total internal reflection

(A) In optical fibre, the diameter of the core is kept small. ( R) Li

1.	(A) In optical fibre, the diameter of the core is kept small. ( R) Light ray going form denser to rarer mediun is incident at an angle more than the critical angle required for total internal reflection
Answer» <html><body><p>Both A and R are <a href="https://interviewquestions.tuteehub.com/tag/true-713260" style="font-weight:bold;" target="_blank" title="Click to know more about TRUE">TRUE</a> and R is the correct <a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a> of A<br/>Both A and R are true and R is not the correct explanation of A<br/>A is true and R is false<br/>Both A and R is false</p>Answer :A</body></html>