Soldering Quiz, ITI Fitter Quiz irshadalam@1 March 1, 2022 0 Fitter Quiz ITI Fitter Soldering Quiz 233 Created on February 24, 2022 By irshadalam@1 SOLDERING Quiz 1 / 9 1) In the process of soldering, you have noticed solder not sticking to sufficiently heated copper soldering bit when rubbed over solder bar. What step do you take to overcome the problem? * Clean the bit thoroughly Rub the bit over solder for longer period Preheat the solder Change the soldering bit shape 2 / 9 2) Which one of the following statements is correct? . Soldering is used to join surfaces not under high-strength forces The filler metal (solder) melts at temperature higher than 427°C Most soft solders are alloys of tin and Copper Solder has relatively high tensile strength 3 / 9 3) Solders with a tin content of ………………. or more are classified as fine solders and are used in soldering instruments where temperatures are critical. 30% 40% 50% 60% 4 / 9 4) Special solders are used for specific purposes. Which solder is used to solder food handling vessels? Lead and tin Copper and zinc Tin and antimony Silver and copper 5 / 9 5) For soldering which one of the following metals, zinc chloride is NOT used as flux? Brass Steel Tin Lead 6 / 9 6) A soldering bit consists of a piece of …………………….fastened to an iron rod with a wooden handle. Copper Lead Tin Zinc 7 / 9 7) This is a soldering process in which two surfaces are soldered together without allowing the solder to be seen. What is this process called? Sweat soldering Seam soldering Wet soldering Hem soldering 8 / 9 8) As a safety precaution you should avoid touching your face while working with solder, because most solders contain Lead Aluminium Antimony Copper 9 / 9 9) The composition of soft solder is ………………… lead-37%, tin-63% lead-50%, tin-50% lead-63%, tin-37% lead-70%, tin-30% Your score isThe average score is 31% LinkedIn Facebook Twitter VKontakte 0% Restart quiz
