Question

Stationary waves are formed when

[NCERT 1983]

• A. Two waves of equal amplitude and equal frequency travel along the same path in opposite directions
• B. Two waves of equal wavelength and equal amplitude travel along the same path with equal speeds in opposite directions
• C. Two waves of equal wavelength and equal phase travel along the same path with equal speed
• D. Two waves of equal amplitude and equal speed travel along the same path in opposite direction

Answer 1

The correct option is B

Two waves of equal wavelength and equal amplitude travel along the same path with equal speeds in opposite directions

(b)