Civil Engineering > GATE 2018 SET-1 > Highway Engineering
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 at 27 °C is more than 30 cm
D
elastic recovery of bitumen at 15 °C is more than 30%

Correct : b

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