A tuning fork gives 4 beats with 50 cm length of a sonometer

A tuning fork gives 4 beats with 50 cm length of a sonometer. If the length of the wire is shortened by 1 cm, the number of beats is still the same. The frequency of the fork is

Options

(a) 396 Hz
(b) 400 Hz
(c) 404 Hz
(d) 384 Hz

Correct Answer:

396 Hz

Explanation:

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

admin:

Related Questions

  1. A thin circular ring of mass M and radius R is rotating in a horizontal plane about
  2. Find the fundamental frequency of a closed pipe if the length of air column is 42m.
  3. A thermocouple of negligible resistance produces an e.m.f. of 40 µV/⁰C in the linear range
  4. A polished metal plate has a rough and black-spot. It is heated to 1400 K
  5. A astronomical telescope has objective and eye-piece of focal lengths