Welding print reading - Study guides, Class notes & Summaries

The main purpose of drawings in the welding industry is to communicate ideas in graphic or picture form Drawings today are usually created using CAD techniques A type of computer output device that works based on electrostatic principles is the laser printer Which type of drawing can be used to test prototypes and assemblies? CAD drawing Which of the following are not included on a welding print? photographs Another term for xerography is electrostatic pr...

NFPA 10 - Standards for Portable Fire Extinguishers 29 Questions with Verified Answers The A rating is a water equivalency rating. Each A is equivalent to ________ of water. - CORRECT ANSWER Answer: 1 1/4 gallons. Note that 4A = 5 gallons of water. The ________ rating is equivalent to the amount of square footage that the extinguisher can cover, handled by a professional. - CORRECT ANSWER Answer: B:C Note that 20 B:C = 20 square feet of coverage. C indicates it is suitable for use o...

NFPA 10 - Standards for Portable Fire Extinguishers 29 Questions with Verified Answers The A rating is a water equivalency rating. Each A is equivalent to ________ of water. - CORRECT ANSWER Answer: 1 1/4 gallons. Note that 4A = 5 gallons of water. The ________ rating is equivalent to the amount of square footage that the extinguisher can cover, handled by a professional. - CORRECT ANSWER Answer: B:C Note that 20 B:C = 20 square feet of coverage. C indicates it is suitable for use o...

Elevator Mechanic Exam 2018, questions with accurate answers, 100% proven pass rate. Document Content and Description Below Elevator Mechanic Exam 2018 A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. - Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency ...

Its a box with shaded triangle in lower right hand corner. Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answer 1 and ÷ by answer 2 = Know the formula for RPM 435 Pg. 5 If you are referring to a megohm meter, it is a test of the insulation properties of such things as electric wiring, motor windings and high power antenna mounts. We use a "megger" or "meg out" electrical wiring and eq...

A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answer 1 and ÷ by answer 2 = Know the formula for RPM 435 Pg. 5 If you are referring to a mego...