Question

When a sonometer wire vibrates in the third overtone, there are ______.

Options

• 6 nodes and 5 antinodes

• 5 nodes and 4 antinodes

• 4 nodes and 5 antinodes

• 4 nodes and 3 antinodes

Answer 1

When a sonometer wire vibrates in the third overtone, there are 5 nodes and 4 antinodes.

Explanation:

The third overtone has (n + 1) = 4 antinodes and (n + 2) = 5 nodes