Workshop Technology The diaphragm moulding machine is used to 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 Produce uniform packing of sand in the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold working of metals is carried out At the recrystallisation temperature At any temperature Above the recrystallisation temperature Below the recrystallisation temperature At the recrystallisation temperature At any temperature Above the recrystallisation temperature Below the recrystallisation temperature 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 is earthed Work is connected to the negative terminal and the electrode holder to the positive terminal 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 is earthed Work is connected to the negative terminal and the electrode holder to the positive terminal 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
Workshop Technology A basic hole is one whose None of these Upper deviation is zero Lower and upper deviations are zero Lower deviation is zero None of these Upper deviation is zero Lower and upper deviations are zero Lower deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Punching Shearing Blanking Piercing Punching Shearing Blanking Piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here ANSWER DOWNLOAD EXAMIANS APP