. Trade tests; the scientific measurement of trade proficiency . THE PICTURE TRADE TEST METHOD 211 RATING THE CANDIDATE Score Rating o to i6 inclusive Novice 20 to 60 inclusive Apprentice 64 to 124 inclusive Journeyman 128 to 152 inclusive Expert 212 TRADE TESTS TRADE TESTELECTRICIAN. — Lead Storage Battery PICTURE COMMITTEE OX CLASSIFICATION OF PERSOXXEL IX THE ar:^iy Trade Test Dh-isionReproduced by permission of the Adjiitayit General A 3 Mam Line (Direct Curreni)24 CelJ Baffery. PICTURE 1 1. Q. What is being done in that picture?A. Charging. 2. Q. What is at A? A. Voltmeter. (Xote: Voltmet
. Trade tests; the scientific measurement of trade proficiency . THE PICTURE TRADE TEST METHOD 211 RATING THE CANDIDATE Score Rating o to i6 inclusive Novice 20 to 60 inclusive Apprentice 64 to 124 inclusive Journeyman 128 to 152 inclusive Expert 212 TRADE TESTS TRADE TESTELECTRICIAN. — Lead Storage Battery PICTURE COMMITTEE OX CLASSIFICATION OF PERSOXXEL IX THE ar:^iy Trade Test Dh-isionReproduced by permission of the Adjiitayit General A 3 Mam Line (Direct Curreni)24 CelJ Baffery. PICTURE 1 1. Q. What is being done in that picture?A. Charging. 2. Q. What is at A? A. Voltmeter. (Xote: Voltmeter or ammeter is wrong.) 3. Q. What is at <B? A. .Ammeter. (Note: Voltmeter or ammeter is v,Tong.) 4. Q. What is at C ? A. (i) Rheostat. (2) Resistance. (One sufficient) (Xote: -Starting box or Controller is ^Tong.) THE PICTURE TRADE TEST METHOD 213 PICTURE 2 5. Q. What is that apparatus used for?A. Burning. 6. Q. What is supplied at A ? A. (i) Gas. (2) Hydrogen. i^^^^
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