167k views
5 votes
The constant air pressure needed to play the hydraulis was supplied by a blank​

User N P
by
4.9k points

2 Answers

6 votes

Answer:

The reservoir was supplied with air by one or two pumps. For the pipes to sound evenly, the wind chest needed steady air pressure.Explanation:

I think

User UditS
by
5.3k points
4 votes

Answer:

Hydraulic Pump

Step-by-step explanation:

User AllisonC
by
5.1k points