5.
Which of the following is the nature of sound wave?
a) Chemical wave b) Electromagnetic wave
c) Mechanical wave d) Transverse wave
6.
The wavelength of sound which travels with
speed of 320m/s with frequency 160Hz is
a) 250 cm
b) 100cm
c) 200cm
d) 50cm
Answers
Answered by
10
Answer:
Q 5 ) option (d) : transverse wave
Q 6 ) option(c) : 200 cm
explanation : wavelength = speed / frequency
w = 320 / 160 = 2 m
2m = 200 cm
Answered by
0
Answer:
mark brainloeat svsgejsjhsheh
Similar questions