Nate Core Exam Questions and Correct Rationales Graded A+
5 views 0 purchase
Course
Nate commercial
Institution
Nate Commercial
relative humidity - Answer: A sling psychrometer can measure wet bulb and dry bulb temperature. These measurements are then used to compute?
a. Comfort index.
b. System temperature differential.
c. Relative humidity.
d. Sub cooling
Sling psychrometers. - Answer: Because they are very acc...
,relative humidity - Answer: A sling psychrometer can measure wet bulb and dry bulb temperature.
These measurements are then used to compute?
a. Comfort index.
b. System temperature differential.
c. Relative humidity.
d. Sub cooling
Sling psychrometers. - Answer: Because they are very accurate, liquid filled thermometers are often
used in?
a. Electronic wall thermostats.
b. Infrared thermometers.
c. Superheat and sub cooling measuring
d. Sling psychrometers.
A conventional thermometer with a moistened cloth wick covering its sensor - Answer: Which of the
following is an example of a wet bulb thermometer?
a. A glass thermometer with a plastic cover over the sensor.
b. A glass thermometer with a bulb that has been dipped in water.
c. A conventional thermometer with a moistened cloth wick covering its sensor
d. A conventional thermometer with a built in converter to wet bulb readings.
Always the same. - Answer: The overload protections of the "1 OA" and "mA" inputs of a digital
multimeter typically used in HVAC works are?
a. Sometimes the same.
b. Always the same.
c. Never the same.
d. Rarely the same.
, At zero or a specific resistance. - Answer: As a general rule, a continuity check using an ohmmeter
shows continuity by reading?
A. At zero or a specific resistance.
b. Greater than 1 M ohm
c. At or very near an infinite number of ohms.
d. Of Ovolts.
By connecting the voltmeter in parallel with the voltage to be measured. - Answer: How is a voltmeter
connected for taking voltage readings?
a. By connecting the voltmeter in parallel with the voltage to be measured.
b. By connecting the voltmeter in series with the voltage to be measured.
c. By always connecting the voltmeter with one lead at one side of the voltage and the other lead at
ground.
d. By always connecting the voltmeter with an external shunt across the voltage to be read.
Reading type and range of values for all volts, amps and ohms. - Answer: A digital electric multimeter
marked for "auto ranging" will automatically set itself for?
a. Reading ohms and range when connected to a resistive load.
b. Reading voltage and range when connected to a voltage source.
c. Range of approximate value when set for either volts, amps or ohms.
d. Reading type and range of values for all volts, amps and ohms.
Chemical - Answer: Combustion is what type of process?
a. Mechanical
b. Chemical
c. Electrical.
d. Pneumatic
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller YourExamplug. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.
