A. Used in USA and Canada
B. Large area under first, they can’t adopt other method
C. Sometime metallic rod is fixed in centre
D. Measured after 5 or 10 years
E. All of the above
Correct Answer: All of the above ✔
Last Updated: May 24, 2024
A. Used in USA and Canada
B. Large area under first, they can’t adopt other method
C. Sometime metallic rod is fixed in centre
D. Measured after 5 or 10 years
E. All of the above
Correct Answer: All of the above ✔
Last Updated: May 24, 2024