DFCCIL Je Civil Previous Years Questions Mixed Parts – 8

1.The hardness and softness of bitumen is determined byA. Ductility testB. Penetration testC. Softening point testD. Float testAnswers :- Penetration test :- it is used to determine the grade of bitumen and also determine the hardness and softness of bitumen. 2.Which of the following test used rate of pull of 5 cm/minutes ?A. Ductility testB. Float testC. Viscosity testD. Flash and fire Point testAnswers :- Ductility test is used to determine the adhesiveness and elasticity of bitumen. The rate of pull for this test is 50mm/minutes. 3.The unit of measurement for pointing work areA. Cubic metresB. MeterC. Sq. MetreD. Running

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