The tip of a needle does not give a sharp image on a screen. This is due to
A
Polarisation
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Interference
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Diffraction
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
None of these
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is D Diffraction The lights bend at the tip of the needle which is responsible for the formation of blurred image. This phenomenon is called diffraction. It occurs mainly at sharp edges like tip of needle.