If the length of a chain is found to be short on testing, it can be adjusted by______________?
A. straightening the links (Correct)
B. removing one or more small circular rings
C. closing the joints of the rings if opened out
To ensure uniform pressure distribution, the thickness of the foundation, is__________________?
A. Kept uniform throughout
B. Increased gradually towards the edge
C. Decreased gradually towards the edge (Correct)
D. Kept zero at…
A pin-jointed plane frame is unstable if________________?
A. (m + r)<2j (Correct)
B. m + r = 2j
C. (m + r)>2j
D. none of the above
where m is number of members, r is reaction components and j is number of joints