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Quiz Result Settings<\/p>\n \n Check this if you want to display JUST the wrong answers<\/label>\n \n <\/div>\n <\/div>1: Start to Run windings will have what resistance?<\/h3>The most resistance value<\/li>The least resistance value<\/li>All will be at equal values<\/li>Somewhere between the actual start winding and run winding resistance value<\/li><\/ul>2: Two capacitors are wired in parallel. One capacitor has a value of 15uf. The other has a value of 25uf. What is the total value supplied?<\/h3>15 uf<\/li>25 uf<\/li>40 uf<\/li>20 uf<\/li><\/ul>3: Which refrigerant replaced R-12?<\/h3>R-407A<\/li>R-22<\/li>R-410A<\/li>R-134A<\/li><\/ul>4: After setting up a forward curved fan for the desired conditions, something happened to lower the total static pressure the fan had to operate against. Which would occur?<\/h3>RPM and CFM increase<\/li>CFM and HP decrease<\/li>CFM and RPM decrease<\/li>CFM and HP increase<\/li><\/ul>5: What is specific heat?<\/h3>measured heat<\/li>heat required to raise the temperature of 1lb of a substance 1 degree<\/li>the specific heat required to change the state of one cubic foot of air to steam<\/li>none of the above<\/li><\/ul>6: What pipe can not be used for refrigeration?<\/h3>N<\/li>M<\/li>K<\/li>L<\/li><\/ul>7: Group A2 refrigerants have a ______ toxicity rating than Group B1 refrigerants.<\/h3>lower<\/li>there is no Group B1 refrigerants<\/li>higher<\/li>the same<\/li><\/ul>8: Before determining if a machinery room equipment is excluded from following Ashrae 15, you must determine how many pounds of refrigerant per _____ cubic feet?<\/h3>10,000<\/li>100<\/li>100,000<\/li>1,000<\/li><\/ul>9: Absolute pressure is<\/h3>Gauge Pressure<\/li>Atmospheric Pressure<\/li>Gauge + Atmospheric Pressure + Pi<\/li>none of the above<\/li><\/ul>10: Volts x amps equals<\/h3>Impedance<\/li>Inductance<\/li>Watts<\/li>Ohms Law<\/li><\/ul>11: Trichlorofluoromethane is the name of what refrigerant?<\/h3>R-11<\/li>R-12<\/li>R-113<\/li>R-502<\/li><\/ul>12: What is potential measured in?<\/h3>Volts<\/li>Ohms<\/li>Amps<\/li>Henrys<\/li><\/ul>13: Which refrigerant class listed below is the most flammable?<\/h3>B2<\/li>A3<\/li>A2<\/li>C3<\/li><\/ul>14: B3 refrigerants are considered<\/h3>toxic but non-flammable<\/li>non-toxic but non-flammable<\/li>non-toxic but flammable<\/li>toxic and highly flammable<\/li><\/ul>15: Can you use Ammonia in industrial applications?<\/h3>No, never<\/li>When mixed with R-718<\/li>Yes, Under certain condidtions<\/li>Yes, always<\/li><\/ul>16: The solution that is pumped into the concentrator in an absorption chiller is referred to as the <\/h3>strong solution<\/li>weak solution<\/li>concentrated solution<\/li>absorbed solution <\/li><\/ul>17: Ammonia is under what safety classification?<\/h3>B1<\/li>B3<\/li>A3<\/li>B2<\/li><\/ul>18: Indirect systems using Group II refrigerants <\/h3>shall be used in refrigeration system less than 1,000 lbs<\/li>shall be used in refrigeration system in excess of 1,000 lbs<\/li>shall be used for mechanical equipment only<\/li>shall have all refrigerant containing parts except piping, installed in a Class T machine room<\/li><\/ul>19: A rule of thumb in air conditioning is ____ CFM per ton?<\/h3>600<\/li>500<\/li>100<\/li>400<\/li><\/ul>20: "E" represents _____ in the Watt's law formula.<\/h3>amperage<\/li>voltage<\/li>watts<\/li>reactance<\/li><\/ul>21: Where can 50\/50 solder be used on?<\/h3>suction line<\/li>liquid line<\/li>discharge line<\/li>none of the above<\/li><\/ul>22: The Department that certifies the transportation of refrigerant is the<\/h3>EPA<\/li>EPO<\/li>RSES<\/li>DOT<\/li><\/ul>23: Machinery rooms shall be vented to _____________ and utilizing mechanical ventilation.<\/h3>the outdoors<\/li>the return air ducted system<\/li>the mechanical room housing the refrigeration system<\/li>Machinery rooms need not be vented<\/li><\/ul>24: What type of material can't be used on the outlet of a relief valve?<\/h3>PVC<\/li>Stainless steel<\/li>Copper<\/li>Magnesium alloy<\/li><\/ul>25: 14.7 psia is equivalent to<\/h3>atmospheric pressure at seal level<\/li>29.92" Hg<\/li>0 psig<\/li>All of the above.<\/li><\/ul><\/div><\/form><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=\/wp\/v2\/pages\/5","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5"}],"version-history":[{"count":9,"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=\/wp\/v2\/pages\/5\/revisions"}],"predecessor-version":[{"id":109,"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=\/wp\/v2\/pages\/5\/revisions\/109"}],"wp:attachment":[{"href":"https:\/\/refrigerationpreptest.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}