Light of wavelength λ = 540 nm passes through a pair of slits with separation 3.4 × 10^-5 m. What is the angle corresponding to the second bright fringe? A) 1.8° B) 3.7° C) 4.3° D) 1.5° E) 5.0°

Question

Quizplus · Accepted Answer

The angle for the m-th bright fringe in a double-slit experiment is given by the formula d * sin(θ) = m * λ. For the second bright fringe (m=2), using d = 3.4 × 10^-5 m and λ = 540 nm = 540 × 10^-9 m, we solve for θ: sin(θ) = (2 * 540 × 10^-9 m) / (3.4 × 10^-5 m). This gives θ ≈ 1.8°.

Light of Wavelength λ = 540 Nm Passes Through a Pair