The tensioning of oval section ribbed wires with an ultimate tensile strength was adopted in _______

In which place thermo electric pre stressing found to be more economical?

In thermo electric pre stressing, the elongation is observed in case of _______

Which of the following is a disadvantage of Freyssinet system?

The tendons in the pretensioning system are tensioned between _______

The method of tensioning Magnel-Balton system involves _______

Which system of prestressing is widely used in India?

The basic chemical substance used for pre stressing forces in concrete member is _______