For total internal reflection to occur,

I. light must be travelling from an optically more dense to an optically less dense medium.
II. the angle of incidence in the denser medium must be greater than its critical angle.
III. the angle of refraction in the less dense medium must be equal to 90 °. Which of the statements above is/are correct?

Similar Questions

Which of the following statements are true about the spring balance and the chemical balance? i. ...

Which of the following concepts is a method of heat transfer that does not require a material m...

A ball of mass 0.1kg is thrown vertically upwards with a speed of 10ms\(^{-1}\) from the top of a to...

The mechanism of heat transfer from one point to another through the vibration of the molecules of t...

Heat transfer by convection in a liquid is due to the ...

Which of the following phenomena is responsible for the spherical shape of soap bubbles? ...

Calculate the work done in charging a capacitor of capacitance 20µF through a potential differ...

A string is sustaining a stationary wave when ...

A resistor of resistance R is connected to a battery of negligible internal resistance. If a siilar ...

An object is placed in front of a concave mirror whose radius of curvature is 12cm. If the magnifica...