Workshop Technology The current in electric resistance welding can be regulated by Changing the primary turns of the transformer Varying the input supply Changing the secondary turns of the transformer Any one of the listed here Changing the primary turns of the transformer Varying the input supply Changing the secondary turns of the transformer Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to get uniform thickness of the plate by rolling process, one provides Antifriction bearings Camber on the rolls Offset on the rolls Hardening of the rolls Antifriction bearings Camber on the rolls Offset on the rolls Hardening of the rolls ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Scribing block is used to Hold the round bars during marking Check the trueness of flat surfaces Check the surface roughness Locate the centres of round bars Hold the round bars during marking Check the trueness of flat surfaces Check the surface roughness Locate the centres of round bars 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? Any one of the above The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The bottom and middle roll rotate in the same direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction Any one of the above The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The bottom and middle roll rotate in the same direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Metal patterns are used for Large scale production of castings Small castings Large castings Complicated castings Large scale production of castings Small castings Large castings Complicated castings ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness less than 5 mm, its edges Do not require bevelling Should have a double-V or U-groove on one side Should have a double-V or U-groove on both sides Should be bevelled to a single-V or U-groove Do not require bevelling Should have a double-V or U-groove on one side Should have a double-V or U-groove on both sides Should be bevelled to a single-V or U-groove ANSWER DOWNLOAD EXAMIANS APP