state gov BSSC Laboratory Assistant Mock Test Series 2025 Physics Waves Wave Speed on a Stretched String
A transverse wave described by y = (0.02 m) sin[x + 30t] propagates on a stretched string having a linear mass density of 1.2 × 10-4 kg/m. The tension in the string is
1
0.059 N
2
0.108 N
3
0.177 N
4
0.216 N