Q: Initial setting time of rapid-hardening Portland cement is nearly:
A.
half a minute
B.
5 minutes
C.
30 minutes
D.
45 minutes
Correct Answer:
Option C - According to IS 8041–1990 the initial setting time of rapid hardening Portland cement is nearly about 30 minute. And the final setting time is 10 hours.
Rapid Hardening cement are also called high early strength cement.
C. According to IS 8041–1990 the initial setting time of rapid hardening Portland cement is nearly about 30 minute. And the final setting time is 10 hours.
Rapid Hardening cement are also called high early strength cement.
Explanations:
According to IS 8041–1990 the initial setting time of rapid hardening Portland cement is nearly about 30 minute. And the final setting time is 10 hours.
Rapid Hardening cement are also called high early strength cement.
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