{"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_cslb-hvac-warm-air-heating-ventilating-and-air-conditioning-c-20-license-practice-examination","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-exam.jpg?v=1776661658","url":"https:\/\/peerlessinstitute.com\/products\/cslb-hvac-warm-air-heating-ventilating-and-air-conditioning-c-20-license-practice-examination","provider":"Peerless Institute","version":"1.0","type":"link"}