When using a three-port manifold, the vacuum pump should be ...

[karlynnae]

When using a three-port manifold, the vacuum pump should be connected to:
 
  A) The suction line service valve.
  B) The evaporator coil, only if the Schrader value has been removed.
  C) The compressor.
  D) The middle port of a standard three-port manifold.

Question 2

How can the magnetism produced by a flowing electrical current be intensified enough to produce useful work?
 
  A) Pass the magnetic field through a magnetic force field amplifier.
  B) Reduce the amount of current traveling through the wire.
  C) Coil the conductor around a core of soft iron or steel.
  D) Use a conductor with a current gap to create higher current levels.

[amanda_14]

Answer to Question 1

D

Answer to Question 2

C

[karlynnae]

Excellent

[dyrone]

Wow, this really help