The Freyssinet system of prestressing involves the arrangement of wires of number?

The thermo electric pre stressing is also used in _______

The commonly used mechanical devices used in the following statement.

In Gifford-Udall system, the number of methods for prestressing members is?

The cables are formed by arrangement of wires or strands in _______

The chemical pre stressing is also called as _______

Which is one of the systems used for pretensioning?

The drawback of Lee-McCall system is it cannot use _______