Multiple Choice
SONAR is based on the principle of
A) echo
B) resonance
C) reverberation
D) any one of the above
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q12: Sound waves cannot pass through<br>A)a solid-liquid mixture<br>B)an
Q13: Sound waves in air are _ waves.<br>A)longitudinal<br>B)radio<br>C)transverse<br>D)electromagnetic
Q14: The mirror used in automobiles to see
Q15: Which of the following types of waves
Q16: Shaving mirrors are<br>A)convex mirrors<br>B)concave mirrors<br>C)plane mirrors<br>D)none of
Q18: A body which allows most of the
Q19: Who first proposed that light was wave-like
Q20: Which of the following frequencies of sound
Q21: When the object is at focus of
Q22: The frequency of a wave is 5