Science, asked by evergreenamrita7090, 1 year ago

Why do engines need a little back pressure?

Answers

Answered by Tabashoom
0
it's often caused by obstruction or tight bends in a confined spaces such as an exhaust pipe. because of air resistance , friction between molecules, the term back pressure is misleading as the pressure remains and cause flow in the same direction , but the flow is reduced due to resistance
Answered by sohampuneri
0

Answer:

Engine exhaust back pressure is defined as the exhaust gas pressure that is produced by the engine to overcome the hydraulic resistance of the exhaust system in order to discharge the gases into the atmosphere.

Explanation:

Similar questions