Physics · Wave Optics

Which of the following conditions is true for constructive interference of light waves?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1The resultant intensity is equal to the sum of the intensities of individual waves.
2The crests of two waves or the troughs of two waves coincide.✓
3The phase difference between the two waves is an odd multiple of π.
4The time interval between two waves is an even multiple of the time period T.

Correct answer

The crests of two waves or the troughs of two waves coincide.

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on Wave Optics?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Physics · Wave Optics

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?

Related Practice Questions