Skills and Trades

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A metal rod is heated on one end and heat travels from that end to the cooler end through the rod. ... Started by jho37	1 Replies 61 Views	Jul 26, 2018 by laurnthompson
Before loading a torch set onto the back of your service truck, you should: A) Close the cylinder ... Started by ahriuashd	1 Replies 89 Views	Jul 26, 2018 by cassie_ragen
An air conditioner using refrigerant R-134a has a low-side pressure of 35 psig and a temperature of ... Started by karateprodigy	1 Replies 188 Views	Jul 26, 2018 by ApricotDream
HVAC Excellence: A) Established an organization to provide programmatic accreditation for HVAC ... Started by lindiwe	3 Replies 41 Views	Jul 26, 2018 by fwbard
Freezing food slowly: A) Forms large ice crystals that break the cell walls of the food. B) ... Started by 809779	1 Replies 47 Views	Jul 26, 2018 by Jsherida
Which method of freezing preserves the quality and taste of food? A) Slow, natural freezing B) ... Started by sam.t96	1 Replies 60 Views	Jul 26, 2018 by Ashley I
Safety is: A) Really only important to beginners B) Something that pertains only to being inside ... Started by meagbuch	1 Replies 17 Views	Jul 26, 2018 by amcvicar
You are going to do maintenance on a permanently wired machine tool. You should first: A) Turn ... Started by jman1234	3 Replies 13 Views	Jul 26, 2018 by rekilledagain
________ ________ procedures are intended to protect workers when machine maintenance is performed. ... Started by P68T	1 Replies 33 Views	Jul 26, 2018 by blakcmamba
Pitch refers to the number of threads per inch of length. Indicate whether the statement is true ... Started by anjilletteb	1 Replies 12 Views	Jul 26, 2018 by SVictor
Set screws are used: A) To secure pulleys to shafts B) Because they have hex heads C) Because ... Started by casperchen82	1 Replies 13 Views	Jul 26, 2018 by aliotak
Thread classifications of A or B refer to whether the thread is internal or external. The letter 'A' ... Started by cool	3 Replies 23 Views	Jul 26, 2018 by frre432
An external type tooth lock washer: A) Is used only with 82 degree flat head screws B) Provides ... Started by beccaep	1 Replies 43 Views	Jul 26, 2018 by amy.lauersdorf90
Where extremely heavy shocks loads or high torques are encountered, use a: A) Tapered key B) ... Started by asd123	1 Replies 43 Views	Jul 26, 2018 by Loise Hard
A bearing is often held on a shaft with a (an): A) Internal retaining ring B) Knurled surface C) ... Started by Awilson837	1 Replies 20 Views	Jul 26, 2018 by djpooyouma
When a soft metal produces thick, segmented chips wile being turned on a lathe and no cutting fluid ... Started by Coya19@aol.com	3 Replies 105 Views	Jul 26, 2018 by TheDev123
Why would 400 SPFM be better that 100 SFPM when carbide cutting tools? A) Less heat is produced ... Started by chads108	1 Replies 16 Views	Jul 26, 2018 by sokh
Which chip formation would be best for lathe machining? A) Spiral B) 9-shaped C) Segmented D) ... Started by ts19998	1 Replies 29 Views	Jul 26, 2018 by yeungji
Negative-rake tools produce poor finishes at low cutting speeds but give a good finish at high ... Started by deesands	1 Replies 35 Views	Jul 26, 2018 by courtney_bruh
The cutting speed for carbide tools is normally three to four times higher than high-speed cutting ... Started by jman1234	3 Replies 63 Views	Jul 26, 2018 by xoxo123
C-clamps are mostly used by machinists for: A) Clamping workpieces on machines such as drill ... Started by Zoey63294	1 Replies 30 Views	Jul 26, 2018 by essyface1
Three major types of cutting fluids (liquids) are: A) Semi-synthetic, emulsions, tram oils B) ... Started by abarnes	1 Replies 57 Views	Jul 26, 2018 by Mochi
If a machine such as a small drill press has no coolant pump, how do you best apply cutting fluid ... Started by HCHenry	1 Replies 65 Views	Jul 26, 2018 by xMRAZ
The most common method of applying cutting fluid on the machine is: A) With a pump oil can B) By ... Started by vicotolentino	3 Replies 38 Views	Jul 26, 2018 by LVPMS
When clamping parts with finished surfaces in a bench vise: A) Soft jaws should be used B) A ... Started by P68T	1 Replies 64 Views	Jul 26, 2018 by Joc