Wave OpticsMedium
Question
A laser beam is used for carrying out surgery because it
Options
A.is highly monochromatic
B.is highly coherent
C.is highly directional
D.can be sharply focussed
Solution
A laser beam has greater power to be focussed so energy density of radiation is greatly enhanced which may have cutting effect.
Create a free account to view solution
View Solution FreeMore Wave Optics Questions
A light source of 5000 wave length produces a single slit diffraction. The first minima in diffraction pattern is seen, ...By increasing the order of zone :...Two coherent sources of intensities I1 and I2 produce an interference pattern. The maximum intensity in the intrference ...In Young′s double slit experiment , on of the slits painted that intensity of light emitted from it is half of tha...When exposed to sunlight, thin films of oil on water often exhibit brilliant colours due to the phenomenon of :...