Author Question: In a resonating pipe that is open at both ends, there A) are displacement nodes at each end. B) ... (Read 40 times)

KimWrice · **on:** Jul 29, 2018

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