3. A 2.5 meter-long wave travels at 1 m/s towards a free boundary. After 2 seconds, how does the wave appear?

3 A 25 meterlong wave travels at 1 ms towards a free boundary After 2 seconds how does the wave appear class=
3 A 25 meterlong wave travels at 1 ms towards a free boundary After 2 seconds how does the wave appear class=