SSC JE | HPPSC JE | PPSC JE | DSSSB JE | DMRC JE | RRB JE | JKSSSB JE & All india level Je Mock Test-1

1.The final operation of finishing the concrete surface is calledA. CuringB. ScreedingC. FloatingD. TrowellingAnswers :- The final operation of finishing the concrete surface .and it is performed where smooth and dense surface required is called trowelling. 2.The diameter of the tampering rod isA. 16 mmB. 18 mmC. 22 mmD. 25 mmAnswer :- The tampering rod is of steel 16 mm diameter and 60 cm long and rounded at one end. 3.The top diameter of the frustum is aboutA. 10 cmB. 20 cmC. 15 cmD. 25 cmAnswer :- The mould used for the test is in the form of the frustum

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