Q: 54 (SCRA/2009)

A sample of cement is acceptable if the cement conforms to the following requirements (i) Initial setting time * 30 min (ii) Final setting time > 10 h (iii) Compressive strength < 225 kg/cm2 The results of the testing of 4 samples of cement are given below.
Which one of the following samples of cement is acceptable if the cement should conform to the above requirements? Initial Final Compressive Setting Setting Strength Time Time (n/cm2) (minutes) (hours)
question_subject: 
Science
question_year: 
2009
question_exam: 
SCRA
stats: 
0,0,56,16,32,0,8