R 410A Certification |Actual Questions And Verified Answers|Brand New Update|Graded A+

R 410a CERTIFICATION |ACTUAL QUESTIONS AND
VERIFIED ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+


Question 1

R-410A is also known as:

A Suva 410a

B AZ-20

C Puron

D All of the above
CORRECT ANSWER

D All of the above




Question 2

The temperature glide for R-410A is less than ___________ degrees F over air conditioning
and refrigeration operating ranges:

A 0.3

B 0.9

C 1.0

D 1.5

CORRECT ANSWER

A 0.3




Question 3

Both suction and discharge pressures of R-410A systems are ___________ than R-22:


1

,A The same

B 40% to 70% higher

C 60% lower

D 10% to 30% higher

CORRECT ANSWER

B 40% to 70% higher




Question 4

When a blend is zeotropic, or near-azeotropic(NARM):

A Leaks may cause a change in the composition of the blend

B It will have temperature glide

C It can fractionate

D All of the above

CORRECT ANSWER

D All of the above




Question 5

A true azeotropic blend:

A Will not fractionate

B Has no temperature glide

C Behaves as a single component refrigeration

D All of the above

CORRECT ANSWER

D All of the above




2

, Question 6

When installing a liquid line filter drier on an R-410A system, be certain it has a rating of:

A 500 psig

B 600 psig

C 700 psig

D 800 psig

CORRECT ANSWER

B 600 psig




Question 7

Subcooled liquid in the receiver may ___________ subcooling, depending on the
surrounding conditions:

A Lose

B Gain

C Either "A" or "B"

D Neither "A" or "B"

CORRECT ANSWER

C Either "A" or "B"




Question 8

Because of its higher vapor heat capacity, the discharge temp. of R-410A is ___________
than R-22:

A Higher

B Lower

C The same

3