JEE Main & Advanced
Physics
Wave Optics / तरंग प्रकाशिकी
Question Bank
Numerical Value Type Questions - Polarization
question_answer
A slit of width a is illuminated by red light \[(\lambda =6500\overset{\text{o}}{\mathop{\text{A}}}\,)\]. The first minima for red light will fall at\[\theta =30{}^\circ \], when a will be (in micron)?