Workshop Technology The increase in hardness due to cold working, is called Induction hardening Flame hardening Age hardening Work hardening Induction hardening Flame hardening Age hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The advantage of Thermit welding is that Results in a minimum problem with internal residual stresses Weld cools almost uniformly All parts of the weld section are molten at the same time All of these Results in a minimum problem with internal residual stresses Weld cools almost uniformly All parts of the weld section are molten at the same time All of these 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Blanking and piercing operations can be performed simultaneously in a Progressive die Simple die Compound die Combination die Progressive die Simple die Compound die Combination die ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The mode of deformation of the metal during spinning is Bending and stretching Rolling and stretching Bending Stretching Bending and stretching Rolling and stretching Bending Stretching 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 Produce uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face 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 Produce uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform packing of sand in the mould ANSWER DOWNLOAD EXAMIANS APP