Verified Solution • 2025–26 Session moderate

QAIPM-2015-Ph-1337: NEET 2015 Physics - Class 12 AIPM-2015-Ph-1337 Solution: For a parallel beam of monochromatic light of wavelength '\(…

For a parallel beam of monochromatic light of wavelength '

\lambda

' diffraction is produced by a single slit whose width 'a' is of the order of the wavelength of the light. If 'D' is the distance of the screen from the slit the width of the central maxima will be

\frac{2D\lambda}{a}

\frac{D\lambda}{a}

\frac{Da}{\lambda}

\frac{2Da}{\lambda}

Multiple Choice Options

A ${{Da} \over \lambda }$ _ D a _
B ${{2Da} \over \lambda }$ _ 2 D a _
C ${{2D\lambda } \over a}$ a 2 D _ _
D ${{D\lambda } \over a}$ a D _ _

Step-by-Step Verified Solution

Comprehensive step-by-step solution and verified mathematical derivation available.

Related Learning Resources & Exam Preparation

NEET PYQ Question Bank

Browse year-wise authentic previous years' questions with solutions

Authentic CBT Mock Tests

Simulate official exam environment with live timer and percentile scoring