Edexcel A-Level Physics A2 C 4 7 Degrees and Radians Questions

Review degrees and radians in Edexcel A-Level Physics through phase-difference conversions and recognising the correct 2π/360 factor.

Exam points

convert wave phase differences from degrees to radians using θ × 2π/360 in the correct expression

[Maximum number: 1]

Two sources produce waves with a phase difference of $40^{\circ}$ .
Which of the following gives the angle of $40^{\circ}$ in radians?

$\frac{40 \times 2 \pi}{360}$

$\frac{360}{40 \times 2 \pi}$

$\frac{40 \times \pi}{360}$

$\frac{360}{40 \times \pi}$

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