engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Construction Materials and Management Cement
As per IS 8041:1990, for rapid hardening cement, the setting time of cement when tested by the Vicat apparatus method is:
1
initial setting time shall not be less than 30 minutes and final setting time shall not be less than 600 minutes
2
initial setting time shall not be more than 10 minutes and final setting time shall not be more than 90 minutes
3
initial setting time shall not be less than 30 minutes and final setting time shall not be more than 600 minutes
4
initial setting time shall not be more than 30 minutes and final setting time shall not be more than 600 minutes