A Single-Slit Diffraction Pattern Is Formed on a Distant Screen

question 43

Multiple Choice

A single-slit diffraction pattern is formed on a distant screen.Assuming the angles involved are small,by what factor will the width of the central bright spot on the screen change if the slit width is doubled?

• A) It will be cut to one-quarter its original size.
• B) It will be cut in half.
• C) It will double.
• D) It will become four times as large.
• E) It will become eight times as large.

---

Definitions:

Molecular Polarity

A characteristic of molecules where there is an unequal distribution of electrons between atoms, leading to a molecule having a positive end and a negative end.

Methane Molecule

A chemical compound with the formula CH4, the simplest alkane and the main component of natural gas, consisting of one carbon atom surrounded by four hydrogen atoms.

Polarity

Polarity in chemistry refers to the distribution of electrical charge over atoms or molecules, causing them to have a dipole moment with partially positive and negative charges.

Ethanol

An organic compound, also known as alcohol, with the formula C2H5OH, widely used as a solvent, in the manufacture of various goods, and as a renewable fuel.