14) Which one of the following process does not require filler metal
                    Answer is: 
                    
                                
                                
            Resistance welding
Related ISRO Technician-B Fitter Question Paper - 2015 (Set - 1) with Answer Key
                        Answer is: 
                        
                Holding and guiding the tool
                                Explanation: 
                                
                                                
                        
                                                    A jig is a work-holding device that holds, supports, and locates the workpiece and guides the one or more tools to perform a specific operation.
A fixture is a work-holding device that only holds, supports, and locates the workpiece, but does not guide the tools to perform a specific operation.
