A tuning fork of 440 Hz produces ripples in water. If the wave speed is 0.88 m/s, find the period.
Q1. A tuning fork of 440 Hz produces ripples in water. If the wave speed is 0.88 m/s, find the period.
Answer: 0.0025 s
Explanation: Period T = 1/f. Option C uses half the correct reciprocal.