If the Central Maximum in a Single Slit Diffraction Pattern

question 1

Multiple Choice

If the central maximum in a single slit diffraction pattern has intensity I₀,the intensity of the secondary maximum that is nearest to it is closest to

• A) 0.045I₀.
• B) I₀/4.
• C) I₀/2.
• D) I₀.
• E) 2I₀.