A bitumen sample has been graded as VG30 as per IS 73-2013. The ‘30� – McqOptions

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1.	A bitumen sample has been graded as VG30 as per IS 73-2013. The ‘30’ in the grade means that
A.	Penetration of bitumen at 25°C is between 20 and 40
B.	Viscosity of bitumen at 60°C is between 2400 and 3600 Poise
C.	Ductility of bitumen 27°C is more than 30 cm.
D.	Elastic recovery at 15°C is more than 30%.
Answer» C. Ductility of bitumen 27°C is more than 30 cm.

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