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

[jon_i]

In a resonating pipe which 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)
 
  all of the above are possible
  E)
 
  none of the above

Question 2

State the conditions for static equilibrium.
 
  What will be an ideal response?

[IRincones]

Answer to Question 1

B

Answer to Question 2

(1 ) The net force acting on the object must be zero.
(2 ) The net torque acting on the object must be zero.

[jon_i]

Great answer, keep it coming

[fatboyy09]

Thanks for the timely response, appreciate it