In a Double-Slit Experiment, the Intensity of the Light Reaching

question 10

Multiple Choice

In a double-slit experiment, the intensity of the light reaching the center of the screen from one slit alone is I0 and intensity of the light reaching the center from the other slit alone is 9I0. When both slits are open, what is the intensity of the light at the minima nearest the center?

• A) 4I₀
• B) 0
• C) 8I₀
• D) 2I₀

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Definitions:

Apical Meristem

A growth region in plants located at the tips of roots and shoots, where cells rapidly divide to enable growth.

Root Cap

A protective tissue at the tip of a plant root that helps the root penetrate the soil.

Pericycle

A cylinder of parenchyma or sclerenchyma cells just inside the endodermis of roots, which can give rise to lateral roots, and in some cases, contribute to secondary growth.

Branch Roots

Secondary or lateral roots that originate from the primary root, increasing the root system's overall surface area for water and nutrient absorption.