Correct Answer:
Option C - Quality tests on cements at construction site are carried to known the quality of cement supplied at field.
Some quality test of cement in field–
• The color of cement is grey with a light greenish.
• The cement should feel smooth when touched or rubbed in between fingers.
• If hand is inserted in a bag of cement; it should feel cool and not warm.
• If a small quantity of cement is thrown in a bucket of water, the particles floats for some time before it sinks.
C. Quality tests on cements at construction site are carried to known the quality of cement supplied at field.
Some quality test of cement in field–
• The color of cement is grey with a light greenish.
• The cement should feel smooth when touched or rubbed in between fingers.
• If hand is inserted in a bag of cement; it should feel cool and not warm.
• If a small quantity of cement is thrown in a bucket of water, the particles floats for some time before it sinks.