Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by All of these Voltage Flow of current Contact resistance All of these Voltage Flow of current Contact resistance ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A neutral flame is obtained by supplying Equal volumes of oxygen and acetylene More volume of acetylene and less volume of oxygen More volume of oxygen and less volume of acetylene None of the listed here Equal volumes of oxygen and acetylene More volume of acetylene and less volume of oxygen More volume of oxygen and less volume of acetylene None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct? The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction Any one of the above The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction Any one of the above The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The property of sand due to which the sand grains stick together is called Collapsibility Cohesiveness Adhesiveness Permeability Collapsibility Cohesiveness Adhesiveness Permeability ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A jolt machine is used to 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 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 ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to Improve mould surface All of these Form a part of a green sand mould Form internal cavities in the casting Improve mould surface All of these Form a part of a green sand mould Form internal cavities in the casting ANSWER DOWNLOAD EXAMIANS APP