Workshop Technology In shielded arc welding Large electrode is used None of the listed here Welding rod coated with fluxing material is used Welding rod coated with slag is used Large electrode is used None of the listed here Welding rod coated with fluxing material is used Welding rod coated with slag is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology An oxidising process used for aluminium and magnesium articles is called Parkerising Anodizing Galvanizing Sherardizing Parkerising Anodizing Galvanizing Sherardizing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be left unmachined is marked on the pattern by Red colour Blue colour Black colour Yellow colour Red colour Blue colour Black colour Yellow colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A jolt machine is used to Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform sand hardness throughout the mould Produce uniform packing of sand in the mould Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform sand hardness throughout the mould Produce uniform packing of sand in the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by Rubbing on wood Using file card Washing it with water Washing it with dilute acid Rubbing on wood Using file card Washing it with water Washing it with dilute acid ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding set up is said to have straight polarity, when Work is connected to the negative terminal and the electrode holder to the positive terminal Work is connected to the negative terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal Work is connected to the positive terminal and the electrode holder is earthed Work is connected to the negative terminal and the electrode holder to the positive terminal Work is connected to the negative terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal Work is connected to the positive terminal and the electrode holder is earthed ANSWER DOWNLOAD EXAMIANS APP