engineering recuitment FCI JE 2022 Mock Test for CE/ME/EE (Phase I & II) Construction Materials and Management Concrete
The ultrasonic test for hardened concrete of good quality is indicated if the pulse velocity is:
1
Below 3.0 km/s
2
Between 3.0 to 3.5 km/s
3
Above 3.5 km/s
4
Above 4.5 km/s
5
Above 5 km/s