Physics, 26.11.2019 19:31 tmcbroom9385

Two technicians are discussing exhaust check valves used in sai systems. technician a says that they are used to prevent the output from the sai pump from entering the intake manifold. technician b says the check valves are used to keep the exhaust from entering the air pump. which technician is correct? a) technician ab) technician bc) both technicians a and bd) neither technician a nor b

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Two technicians are discussing exhaust check valves used in sai systems. technician a says that they...