Wave Optics
This worksheet covers the fundamental principles of wave optics, including Huygens' principle, interference, diffraction, and polarisation. Total: 40 marks.
Section A — Fill in the Blanks [20 Marks]
Complete the following statements with the correct word or phrase.
In 1678, the Dutch physicist ________ put forward the wave theory of light.
The experiment in 1850 that showed the speed of light in water is less than in air, confirming the wave model, was carried out by ________.
A locus of points that oscillate in the same phase is defined as a ________.
According to Huygens' principle, each point on a wavefront is a source of secondary ________.
The energy of a wave travels in a direction ________ to the wavefront.
Section B — Multiple Choice Questions [20 Marks]
Choose the correct answer for each question.