During testing, fluid leaks through a newly brazed joint. What ...

[kwoodring]

During testing, fluid leaks through a newly brazed joint. What may have occurred to cause this?
 
  A) The pipe was heated before the fitting.
  B) The fitting was heated before the pipe.
  C) The pipe was cleaned  in beyond the fitting.
  D) The pipe was cleaned immediately before brazing.

Question 2

Refrigerant leaves the metering device:
 
  A) As a superheated gas. B) In the same physical state that it entered.
  C) As a saturated mixture of liquid and vapor. D) As a subcooled liquid.

[mcarey591]

Answer to Question 1

B

Answer to Question 2

C

[kwoodring]

Excellent

[Joy Chen]

Gracias!