SSC-JUNIOR ENGINEERING (CIVIL & STRUCTURAL) EXAM 2015 (Part-IV)Total Questions: 5021. Gypsum is added to cement in small quantity to:A. make cement hydrophobicB. control initial setting timeC. give colour to the cementD. control final setting timeCorrect Answer: B. control initial setting timeSolution:No explanation given in the book22. A propped cantilever is indeterminate externally of:A. third degreeB. fourth degreeC. first degreeD. second degreeCorrect Answer: D. second degreeSolution:No explanation given in the book23. Connecting pipe in mm for septic tank should not be less than:A. 100B. 50C. 25D. 150Correct Answer: A. 100Solution:No explanation given in the book24. The valve which protects the water meter from the damages of water hammer?A. reflux valveB. pressure relief valveC. water hammer valveD. stop cockCorrect Answer: A. reflux valveSolution:No explanation given in the book25. Partial safety factor on steel stresses is:A. 1.67B. 1.77C. 1.5D. 1.15Correct Answer: D. 1.15Solution:No explanation given in the book26. Slump test for concrete is carried out to determine:A. Water ContentB. WorkabilityC. DurabilityD. StrengthCorrect Answer: B. WorkabilitySolution:No explanation given in the book27. White cement should have least percentage of:A. Aluminium oxideB. Magnesium oxideC. Iron oxideD. SilicaCorrect Answer: C. Iron oxideSolution:No explanation given in the book28. The value of demolished material is known as:A. Material ValueB. Scrap ValueC. Salvage ValueD. Resultant ValueCorrect Answer: C. Salvage ValueSolution:No explanation given in the book29. A column is known as medium size if its slenderness ratio is between:A. 120 and 160B. 20 and 32C. 160 and 180D. 32 and 120Correct Answer: D. 32 and 120Solution:No explanation given in the book30. Pollution potential of domestic sewage generated in a town and its industrial sewage can be compared with reference to:A. the relative densityB. their volumeC. their BOD valueD. population equivalentCorrect Answer: D. population equivalentSolution:No explanation given in the bookSubmit Quiz« Previous12345Next »