A. 5-10 kg/cm2
B. 20-25 kg/cm2
C. 60-80 kg/cm2
D. 90-130 kg/cm2
E. 150-250 kg/cm2
Correct Answer: 90-130 kg/cm2 ✔
Last Updated: January 27, 2019
A. 5-10 kg/cm2
B. 20-25 kg/cm2
C. 60-80 kg/cm2
D. 90-130 kg/cm2
E. 150-250 kg/cm2
Correct Answer: 90-130 kg/cm2 ✔
Last Updated: January 27, 2019