In a resonating pipe that is open at both ends, there A) are ...

[KimWrice]

In a resonating pipe that is open at both ends, there
 
  A) are displacement nodes at each end.
  B) are displacement antinodes at each end.
  C) is a displacement node at one end and a displacement antinode at the other end.
  D) None of the above are possible.

Question 2

An electric generator
 
  A) can create enough energy to light cities.
  B) can convert mechanical energy to electric energy.
  C) needs no energy source.
  D) all the above
  E) none of the above

[chem1s3]

Answer to Question 1

B

Answer to Question 2

Answer: B

[KimWrice]

Excellent

[vickyvicksss]

Gracias!