August 2 - Assessment

Republic of the PhilippinesPROFESSIONAL REGULATION COMMISSIONManilaBOAR OF ELECTRICAL ENGINEERINGREGISTERE MASTER ELECTRICIAN Licensu!e E"a#ination $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$TEC%NICAL SUB&ECTSINSTRUCTION' Select the co!!ect ans(e! fo! each of the follo(in) *uestions+Ma!, onl- one ans(e! fo!each ite# b- sha.in) the bo" co!!espon.in) on the lette! of -ou! choice on the ans(e!sheet p!o/i.e.+STRICTL0 NO ERASURES ALLO1E+Use pencil No+ 2 onl-+MULTIPLE C%OICE2+ A C )ene!ato! supplies a loa. of !esistance 2+3 oh#s th!ou)h a pai! of (i!es ha/in) a total !esistance of 4+24 oh#+The /olta)e at the C )ene!ato! te!#inals is 254 67 (hatis the /olta)e ac!oss the loa.8a+224 6 b+249 6 c+225 6 .+229 65+ If co##utato! is .i!t-7 clean usin) a+san.pape! b+e#e!- c+cloth .+oil:+ 1hich of the follo(in) causes e"t!e#e spa!,in) at the b!ushes8a+(o!n bea!in) b+loose couplin)c+.i!t on the co##utato! se)#ent.+shaft #isali)n#ent3+ 1hat is the co##on #etho. of coolin) t!ansfo!#e!8a+natu!al coolin) b+ai! coolin) c+ai! blast coolin) .+oil coolin)9+ A 94$,6A t!ansfo!#e! has a p!i#a!- /olta)e of ;;44 /olts an. a secon.a!- /olta)e of 594 /olts+ It has 244 tu!ns on the secon.a!- (in.in)+ Fin. the nu#be! of p!i#a!- tu!ns+a+2::; tu!ns b+2: