The colours seen in the thin films of oil on the road and...
The colours seen in the thin films of oil on the road and in soap bubbles are due to
reflection
interference
diffraction
polarization
Correct answer is B
A simple form of interference pattern is obtained if two plane waves of the same frequency intersect at an angle. Interference is essentially an energy redistribution process.
Which is NOT one of the laws of solid friction? ...
Which of the following is the dimension of pressure ...
Which of the following features is NOT a characteristic of natural radioactivity? ...
A block of material of volume 2 X 10−5m3 and density 2.5 x 103 kgm−3 is susp...
Which of the following substances is the most volatile at room temperature? ...