What should be the velocity(v) of a sound source moving towards a stationary observer

What should be the velocity(v) of a sound source moving towards a stationary observer so that apparent frequency is double the actual frequency

Options

(a) v
(b) 2v
(c) v/2
(d) v/4

Correct Answer:

v/2

Explanation:

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

admin:

Related Questions

  1. If L and C denote inductance and capacitance,then the dimensions of L-C are
  2. Dispersion of light is caused due to
  3. If a vector 2i+3j+8k is perpendicular to the vector 4j-4i+αk, then value of α is
  4. Which of the following is a vector quantity?
  5. A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane