Target Exam

CUET

Subject

Physics

Chapter

Ray Optics

Question:

A diamond is kept in a dark room. Which of the following is true ?

Options:

It will sparkle brightly.

It will not shine at all.

It suffers multiple TIR.

None of the above.

Correct Answer:

It will not shine at all.

Explanation:

For diamond to sparkle, it must obtain light from somewhere which is not possible in a dark room.