Post Utme Coal City University 2023 Physics Question 37

Practice objective / multiple choice question 37 from the 2023 Post Utme Coal City University Physics examination.

Post Utme Coal City University 2023 Physics Objective / Multiple Choice
Question 37 POST_UTME_COAL_CITY_UNIVERSITY • 2023 • PHYSICS • objective

A wave of frequency $f$ and wavelength $\lambda$ is incident on a barrier with a narrow slit of width $a$. If the wave is observed on a screen at a dis\tance $D$ from the barrier, what is the condition for constructive interference?

Answer Options

Correct Answer A. \( a \sin\( \theta \) = m \lambda \)
B. \( a \sin\( \theta \) = n \lambda \)
C. \( a \sin\( \theta \) = \frac{m \lambda}{2} \)
D. \( a \sin\( \theta \) = \frac{n \lambda}{2} \)
Correct Answer
A
Correct Option:
\( a \sin\( \theta \) = m \lambda \)

About This Question

This is Post Utme Coal City University 2023 Physics Question 37. It is one of the objective questions from the 2023 Post Utme Coal City University Physics examination.

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