Download App

PHYSICS CH6 Light — Science STD 9 — Question

Tamilnadu BoardEnglish MediumSTD 9SciencePHYSICS CH6 Light2 Marks
Question
What are the conditions to achieve total internal reflection?
✓

Answer

    • Light must travel from denser medium (Water) to rarer medium (Air).
    • The angle of incidence inside the denser medium must be greater than that of the critical angle.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[2 Mark Questions]" from PHYSICS CH6 Light→PHYSICS CH6 Light — all question types→Science STD 9 question papers→Tamilnadu Board STD 9 question papers→Tamilnadu Board question paper generator→

Similar questions

Why is transpiration called as necessary evil?
→
What do you mean by linear magnification?
→
Why do Scuba divers wear special suits and equipment?
→
Give an example for chemotropism.
→
Heat gained by a body depends upon which factors?
→
Suggest the immunization schedule for a new born baby till 12 months of age. Why it is necessary to follow the schedule?
→
Define electromagnet.
→
Prove that a diamond is a pure form of carbon?
→
Why do ${ }_{17}^{35} CI$ and ${ }_{17}^{37} CI$ and  have the same chemical properties? In what respect do these atoms differ?
→
Why are sound waves called mechanical waves?
→