Optics Question 153

Question: Four light waves are represented by (i) y = a1 sinw t (ii) $ y=a _{2}\sin (\omega t+\varphi ) $ (iii) $ y=a _{1}\sin 2\omega t $ (iv) $ y=a _{2}\sin 2(\omega t+\varphi ) $ Interference fringes may be observed due to superposition of

Options:

A) (i) and (ii)

B) (i) and (iii)

C) (ii) and (iv)

D) (iii) and (iv)

Show Answer

Answer:

Correct Answer: D

Solution:

These waves are of same frequencies and they are coherent



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक