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Question 31319
JEE Physics · Hard

Waves on String: Wave Speed MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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Wave SpeedHardQuestion 31319

Question

String is fixed at both ends. It vibrates in 5th harmonic. Number of nodes and antinodes:
  1. A
    5 nodes, 4 antinodes
  2. B
    6 nodes, 5 antinodes
  3. C
    5 antinodes, 6 nodes
  4. D
    Both B and C
    Correct

Correct answer

Both B and C

Explanation

5th harmonic: 5 loops. Nodes = 5+1 = 6 (including fixed ends). Antinodes = 5. So 6 nodes and 5 antinodes.

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