Question

Expal ше топшано о перео теgІОІІ Ішр — пJuneUOII апUUе. .
19.
Obtain the condition for maxima and minima in interference phenomenon in case of
superposition of two light wave of same amplitude and frequency.​

Answer 1

At the points where a crest and a trough meet together, both waves cancel out each other (interference minima) and where two crests or two troughs meet together, they reinforce each other (interference maxima).