The fundamental frequency of a closed organ pipe of length 20 cm is equal to the second

The fundamental frequency of a closed organ pipe of length 20 cm is equal to the second overtone of an organ pipe open at both the ends. The length of organ pipe open at both the ends is

Options

(a) 100 cm
(b) 120 cm
(c) 140 cm
(d) 80 cm

Correct Answer:

120 cm

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Three identical spherical shells, each of mass m and radius r are placed
  2. The transverse nature of electromagnetic waves is proved by which of the following?
  3. A round disc of moment of inertia i₂ about its axis perpendicular to its plane
  4. If a carnot engine is working with source temperature at 227⁰C and sink
  5. What is the amount of energy released by deuterium and tritium fusion?