Q61 / 68 · NEST (NISER) 2021 (Session 2) · Physics
A mass of 2 Kg hangs vertically from the end of a string of mass 0.4 Kg and length 2 m . The time, a transverse pulse will take to travel from bottom to top is close to,
- A1.8 s
- B0.4 s
- C2.2 s
- Correct answerD0.2 s
Hence, the correct answer is option: 'D'.