Answer :

TIR happens when the angle of incidence is greater than the critical angle. Critical angle case happens only when moving from lighter medium to denser.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Locate the image HC Verma - Concepts of Physics Part 1

A hemispherical pHC Verma - Concepts of Physics Part 1

One end of a cyliHC Verma - Concepts of Physics Part 1

A screen is placeHC Verma - Concepts of Physics Part 1

A laser light is HC Verma - Concepts of Physics Part 1

A biconvex thick HC Verma - Concepts of Physics Part 1

A convex lens forHC Verma - Concepts of Physics Part 1

Which of the follHC Verma - Concepts of Physics Part 1

The rays of diffeHC Verma - Concepts of Physics Part 1

An air bubble is HC Verma - Concepts of Physics Part 1