Workshop Technology A casting defect which results in general enlargement of a casting is known as Swell Scab Sand wash Shift Swell Scab Sand wash Shift ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding set up is said to have straight polarity, when Work is connected to the positive terminal and the electrode holder to the negative terminal 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 is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal 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 is earthed ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in Open air Vacuum A shielded gas environment A pressurized inert gas chamber Open air Vacuum A shielded gas environment A pressurized inert gas chamber ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of straightening a curved sheet metal, is known as Drawing Planishing Squeezing Coining Drawing Planishing Squeezing Coining ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. None of these Both (A) and (B) Reversed polarity Straight polarity None of these Both (A) and (B) Reversed polarity Straight polarity ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Produce uniform packing of sand in the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Give uniform sand hardness throughout the mould Produce uniform packing of sand in the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Give uniform sand hardness throughout the mould ANSWER DOWNLOAD EXAMIANS APP