{"title":"HVAC (C-20) Exam Prep","description":"\u003cp\u003ePeerless study guide book, online practice exam, and bundle options for the California C-20 HVAC contractor license exam.\u003c\/p\u003e","products":[{"product_id":"peerless-study-guide-heating-ventilating-a-c-c-20","title":"Peerless Study Guide Book: Heating, Ventilating \u0026 A\/C (C-20)","description":"\u003cp\u003e\u003cstrong\u003eWhat this book covers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Peerless Warm Air Heating \u0026amp; Air Conditioning (C-20) Study Guide Book prepares you for the trade portion of the California CSLB contractor license exam. Per the state's classification, a C-20 contractor installs, services, and repairs forced-air heating, ventilating, and air conditioning systems, including ductwork, equipment, and refrigeration components. This printed book covers the subjects the state tests. \u003ca href=\"https:\/\/www.cslb.ca.gov\/about_us\/library\/licensing_classifications\/Licensing_Classifications_Detail.aspx?Class=C20\" target=\"_blank\" rel=\"noopener\"\u003eSee the official CSLB C20 classification\u003c\/a\u003e.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eBook chapters\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eEvaluation, design \u0026amp; estimation\u003c\/li\u003e\n\u003cli\u003eFabrication, installation \u0026amp; startup\u003c\/li\u003e\n\u003cli\u003eTroubleshooting, repair \u0026amp; maintenance\u003c\/li\u003e\n\u003cli\u003eSafety\u003c\/li\u003e\n\u003cli\u003eTools \u0026amp; instruments\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSample questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eIn 1 ton of air conditioning there are how many Btu's per hour?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 10,000 · B. 11,000 · \u003cstrong style=\"color: #2d7a2d;\"\u003eC. 12,000 ✓\u003c\/strong\u003e · D. 15,000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eTwo methods of evacuation are:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Deep and purging · B. Deep and vapor · \u003cstrong style=\"color: #2d7a2d;\"\u003eC. Deep and triple ✓\u003c\/strong\u003e · D. Deep and surface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eThe mechanism that comprises both a service valve and a pressure gauge is a:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Selenium · B. Charging pulse · \u003cstrong style=\"color: #2d7a2d;\"\u003eC. Testing manifold ✓\u003c\/strong\u003e · D. Transformer\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":45971030311137,"sku":"770012","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/5929\/6737\/files\/category-c-20-hero-bronze-study-guide.jpg?v=1782705474"},{"product_id":"hvac-c-20-study-guide-online-practice-exam","title":"HVAC (C-20) Study Guide Book + Online Practice Exam","description":"\u003cp\u003e\u003cstrong\u003eWhat’s included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLearn the material: \u003ca href=\"\/zh\/products\/peerless-study-guide-heating-ventilating-a-c-c-20\"\u003eHVAC (C-20) Study Guide Book\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePass the test: \u003ca href=\"\/zh\/products\/cslb-hvac-warm-air-heating-ventilating-and-air-conditioning-c-20-license-practice-examination\"\u003eHVAC (C-20) Practice Exam\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat this covers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePer the state's classification, a C-20 contractor installs, services, and repairs forced-air heating, ventilating, and air conditioning systems, including ductwork, equipment, and refrigeration components. This printed book covers the subjects the state tests. \u003ca href=\"https:\/\/www.cslb.ca.gov\/about_us\/library\/licensing_classifications\/Licensing_Classifications_Detail.aspx?Class=C20\" target=\"_blank\" rel=\"noopener\"\u003eSee the official CSLB C-20 classification\u003c\/a\u003e.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSample questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eIn 1 ton of air conditioning there are how many Btu's per hour?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 10,000 · B. 11,000 · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. 12,000\u003c\/strong\u003e · D. 15,000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eTwo methods of evacuation are:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Deep and purging · B. Deep and vapor · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. Deep and triple\u003c\/strong\u003e · D. Deep and surface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eThe mechanism that comprises both a service valve and a pressure gauge is a:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Selenium · B. Charging pulse · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. Testing manifold\u003c\/strong\u003e · D. Transformer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eA three pipe water system has which of the following?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 1 return, 1 supply and 1 reserve · B. 1 supply, 2 returns · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. 2 supplies, 1 return\u003c\/strong\u003e · D. 2 returns, 2 supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eA compressor in which compression is attained in a cylinder by rotation of a semiradial member is known as which of the following?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Compressor · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. Rotary compressor\u003c\/strong\u003e · C. Hermetic compressor · D. Open type compressor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eWhich of the following describes series heating cooling circuits?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Single circuits · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. Combination circuits\u003c\/strong\u003e · C. 3 way circuits · D. 4 way circuits\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Peerless Institute","offers":[{"title":"Default Title","offer_id":46115893248225,"sku":"peerless_hvac-c-20-silver-bundle","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/5929\/6737\/files\/category-c-20-hero-silver.jpg?v=1776654618"},{"product_id":"hvac-c-20-study-guide-and-online-practice-exam-law-and-business-online-practice-exam","title":"HVAC (C-20) Study Guide and Online Practice Exam + Law and Business Study Guide and Online Practice Exam","description":"\u003cp\u003e\u003cstrong\u003eWhat’s included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLearn the material: \u003ca href=\"\/zh\/products\/peerless-study-guide-heating-ventilating-a-c-c-20\"\u003eHVAC (C-20) Study Guide Book\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ePass the test: \u003ca href=\"\/zh\/products\/cslb-hvac-warm-air-heating-ventilating-and-air-conditioning-c-20-license-practice-examination\"\u003eHVAC (C-20) Practice Exam\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eRequired for all California contractor applicants: \u003ca href=\"https:\/\/peerlessinstitute.com\/products\/peerless-study-guide-book-law-business\"\u003eLaw \u0026amp; Business Study Guide Book\u003c\/a\u003e and \u003ca href=\"\/zh\/products\/cslb-law-and-business-license-practice-examination\"\u003eLaw \u0026amp; Business Practice Exam\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat this covers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePer the state's classification, a C-20 contractor installs, services, and repairs forced-air heating, ventilating, and air conditioning systems, including ductwork, equipment, and refrigeration components. This printed book covers the subjects the state tests. \u003ca href=\"https:\/\/www.cslb.ca.gov\/about_us\/library\/licensing_classifications\/Licensing_Classifications_Detail.aspx?Class=C20\" target=\"_blank\" rel=\"noopener\"\u003eSee the official CSLB C-20 classification\u003c\/a\u003e.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSample questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eIn 1 ton of air conditioning there are how many Btu's per hour?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 10,000 · B. 11,000 · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. 12,000\u003c\/strong\u003e · D. 15,000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eTwo methods of evacuation are:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Deep and purging · B. Deep and vapor · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. Deep and triple\u003c\/strong\u003e · D. Deep and surface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eThe mechanism that comprises both a service valve and a pressure gauge is a:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Selenium · B. Charging pulse · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. Testing manifold\u003c\/strong\u003e · D. Transformer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eA three pipe water system has which of the following?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 1 return, 1 supply and 1 reserve · B. 1 supply, 2 returns · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. 2 supplies, 1 return\u003c\/strong\u003e · D. 2 returns, 2 supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eA compressor in which compression is attained in a cylinder by rotation of a semiradial member is known as which of the following?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Compressor · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. Rotary compressor\u003c\/strong\u003e · C. Hermetic compressor · D. Open type compressor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eWhich of the following describes series heating cooling circuits?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Single circuits · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. Combination circuits\u003c\/strong\u003e · C. 3 way circuits · D. 4 way circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003e[Law \u0026amp; Business] A construction contract was written containing the following time estimates to complete the job. It would take 2 days to ready the construction site and then the job itself would be done in 2 phases. The first phase would take 10 days and the second would take 7 days, but these 2 phases could be at the same time. It would take one additional day at the end to clean up. How many days would it take to complete this project?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 15 days · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. 13 days\u003c\/strong\u003e · C. 11 days · D. 7 days\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003e[Law \u0026amp; Business] A contractor receives a notice from the Employment Development Department (EDD) that one of his former employees has filed a claim for Unemployment Insurance (UI) benefits against his reserve account. He\/she may:\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. call EDD within 5 days and protest · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. protest, in writing, within 10 days of the mailing date of the notice\u003c\/strong\u003e · C. protest, in writing, within 30 days of the mailing date · D. protest, in writing, within 45 days of the mailing date\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Peerless Institute","offers":[{"title":"Default Title","offer_id":46115894624481,"sku":"peerless_hvac-c-20-gold-bundle","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/5929\/6737\/files\/category-c-20-hero-gold.jpg?v=1776654651"},{"product_id":"cslb-hvac-warm-air-heating-ventilating-and-air-conditioning-c-20-license-practice-examination","title":"CSLB HVAC - Warm-Air Heating, Ventilating and Air-Conditioning (C-20) License: Practice Examination","description":"\u003cp\u003e\u003cstrong\u003eWhat this exam covers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePractice questions for the California CSLB HVAC (C-20) license exam, delivered online and graded instantly. Per the state's classification, a C-20 contractor installs, services, and repairs forced-air heating, ventilating, and air conditioning systems, including ductwork, equipment, and refrigeration components. Works on any device, including iPad. \u003ca href=\"https:\/\/www.cslb.ca.gov\/about_us\/library\/licensing_classifications\/Licensing_Classifications_Detail.aspx?Class=C20\" target=\"_blank\" rel=\"noopener\"\u003eSee the official CSLB C20 classification\u003c\/a\u003e.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003e7 exams · over 650 questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSample questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eA three pipe water system has which of the following?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. 1 return, 1 supply and 1 reserve · B. 1 supply, 2 returns · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. 2 supplies, 1 return\u003c\/strong\u003e · D. 2 returns, 2 supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eA compressor in which compression is attained in a cylinder by rotation of a semiradial member is known as which of the following?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Compressor · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. Rotary compressor\u003c\/strong\u003e · C. Hermetic compressor · D. Open type compressor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eWhich of the following describes series heating cooling circuits?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Single circuits · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ B. Combination circuits\u003c\/strong\u003e · C. 3 way circuits · D. 4 way circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eWhich type of blade will produce the most pressure on air conditioning centrifugal blowers?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. Propeller fan · B. Forward pitched blade · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ C. Backward pitched blade\u003c\/strong\u003e · D. Axial flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cem\u003eWhich of the following will require the most tonnage of air conditioning?\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003eA. A warehouse · B. A two story apartment building · C. A residence · \u003cstrong style=\"color: #2d7a2d;\"\u003e✓ D. A restaurant and cocktail lounge\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"LearnWorlds","offers":[{"title":"Default Title","offer_id":47596432851169,"sku":"learnworlds_package_69662fd0d392d","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/5929\/6737\/files\/ee0957ec1ad03b9cd5193f3c95db08a0_fcedf17c-cc65-4046-90d1-45853354303a.jpg?v=1784174643"}],"url":"https:\/\/peerlessinstitute.com\/zh\/collections\/c-20-hvac.oembed","provider":"Peerless Institute","version":"1.0","type":"link"}