Download Aptitude Crack
img not found img not found

Building Materials

Q1: Initial setting time of cement for asbestos cement products should be not less than

A 30 minutes

B 50 minutes

C 75 minutes

D 90 minutes.

ANS:D - 90 minutes.

OPC:(Ordinary Portland cement)
Initial setting time = 30 min.
Final setting time = 10 hours.

LPC:(Lime pozzolana cement)
Initial setting time= 120 min (2 hours).
Final setting time = 6 hours.

High alumina cement:
Initial setting time= 3.5 hours.
Final setting time= 5 hours.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.