Booklet.docx

1. A correct cutting angle on a drill for ordinary work is: a. 45⁰ b. 59⁰* c. 64⁰ d. 70⁰ . !"en using a drill #ress$ t"e work s"ould be "old wit": a. glo%e "and b. t"e "and c. a %ise and a cla&#* d. #liers '. A &ac"ining o#eration w"ereby t"e tool reci#rocates and t"e feed is stationary. stationary. a. rea&ing b. s"a#ing* c. #lanning d. turning 4. A &ac"ining o#eration w"ereby t"e tool rotates and t"e feed is stationary. a. s"a#ing b. &illing* c. turning d. rea&ing 5. A &ac"ine used in s"a#ing &etal by &eans of abrasi%e w"eel or re&o%al of &etals wit" abrasi%e. a. s"a#er b. #laner c. grinder* d. #ower saw 6. (o (o #re%ent leakage in dyna&ic seals$ it is reco&&ended to used a. gaskets b. seals c. #ackings* d. felts 7. ("e #rocess of c"ecking or #roducing c"eckers on t"e surface of t"e #iece by rolling c"eckered de#ressions in t"e surface. a. inde)ing b. soldering c. knurling* d. uenc"ing +. (oot" (oot" widt" &easured along t"e c"ord at t"e #itc" circle. a. c"ord s#ace b. c"ordal t"ickness* c. c"or c"ord d cle clear aran ance ce d. c"or c"ord d len lengt" gt"

1. An agency "andling assistance to all foundry$ &ac"ine s"o# and &etallurgical #lant o#eration. a. /( b. 2, c. 3,/-* d. ,-8 1. A &etal c"aracteristic t"at absorbs e)tre&e defor&ation wit"out ru#ture is called: a. "ardness b. ductility c. #lasticity* d. toug"ness 1'. ("e sie of all t"e #i#es fro& 116 inc"es to 1 inc"es is de;ned by