RAC 40 Quiz 1 Exam Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: In heat or hidden heat, heat is known to be added., but no temperature is
noticed.
Answer:
Latent heat
Q: PSIA at sea level under standard conditions is
Answer:
14.696
The two common temperature scales used by air conditioning and refrigeration
technicians are called. -
Fahrenheit and Celsius
Q: The Fahrenheit absolute scale is called the
Answer:
Rankin scale
Q: 4333875 171915 Atmospheric pressure in inches of mercury (" Hg) decreases
per 1000 feet
Answer:
1 Inch
Q: A gauge that reads 0 psi when opened to atmosphere are known as
Answer:
Compound gauge
Q: The Celsius absolute scale is called the
Answer:
Kelvin scale
Q: 4692015 171927 The weight of a column of air at sea level at standard
conditions is psig.
Answer:
14.696
Solutions | Latest 2026 Update
Q: In heat or hidden heat, heat is known to be added., but no temperature is
noticed.
Answer:
Latent heat
Q: PSIA at sea level under standard conditions is
Answer:
14.696
The two common temperature scales used by air conditioning and refrigeration
technicians are called. -
Fahrenheit and Celsius
Q: The Fahrenheit absolute scale is called the
Answer:
Rankin scale
Q: 4333875 171915 Atmospheric pressure in inches of mercury (" Hg) decreases
per 1000 feet
Answer:
1 Inch
Q: A gauge that reads 0 psi when opened to atmosphere are known as
Answer:
Compound gauge
Q: The Celsius absolute scale is called the
Answer:
Kelvin scale
Q: 4692015 171927 The weight of a column of air at sea level at standard
conditions is psig.
Answer:
14.696