The time period used to measure the frequency of sound waves is: ...

[daltonest1984]

The time period used to measure the frequency of sound waves is:
 
  A) 1.0 minute B) 1.0 second C) 0.1 second D) 0.5 second

Question 2

The color code used to distinguish fiber strand is:
 
  A) blue, orange, green, brown, slate B) blue, orange, green, brown, aqua
  C) red, black D) None of the above

[nanny]

Answer to Question 1

B

Answer to Question 2

D

[daltonest1984]

Thanks

[nanny]

Welcome