Question : Which of the following is not essential for two sources of light in Young’s double slit experiment to produce a sustained interference?
A. Equal wavelength
B. Equal intensity
C. Constant phase relationship
D. Equal frequency
Answer:B
Question : Which of the following is not essential for two sources of light in Young’s double slit experiment to produce a sustained interference?
A. Equal wavelength B. Equal intensity C. Constant phase relationship D. Equal frequency