Which one among the following welding processes uses non-consumable electrode? Gas tungsten arc welding Gas metal arc welding Flux coated arc welding Submerged arc welding TRUE ANSWER : ? YOUR ANSWER : ?
The hardness of a grinding wheel is determined by the Hardness of the bond Ability of the bond to retain abrasives Hardness of abrasive grains Ability of the grinding wheel to penetrate the work piece TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following statement is correct in regard to centreless grinding? The workpiece is supported throughout its entire length as grinding takes place It is a continuous process and adopted for production work All of these It requires no holding device for the work TRUE ANSWER : ? YOUR ANSWER : ?
Twist drills are made of Either (A) or (B) Stainless steel High speed steel Carbon steel TRUE ANSWER : ? YOUR ANSWER : ?
The primary purpose of a sprue in a casting mould is to Help feed the casting until all solidification takes place Feed the casting at a rate consistent with the rate of solidification Feed molten metal from the pouring basin to the gate Act as a reservoir for molten metal TRUE ANSWER : ? YOUR ANSWER : ?
In a shaper, the metal is removed during Neither the forward nor the return stroke Return stroke Both the forward and return strokes Forward stroke TRUE ANSWER : ? YOUR ANSWER : ?
Thread grinding requires work speed from 14 to 20 m/min 10 to 14 m/min 1 to 3 m/min 5 to 10 m/min TRUE ANSWER : ? YOUR ANSWER : ?
In electrochemical machining, the gap between the tool and work is kept as 0.1 mm 0.75 mm 0.35 mm 0.4 mm TRUE ANSWER : ? YOUR ANSWER : ?
A single point tool has Lip angle Cutting angle Rake angle All of these TRUE ANSWER : ? YOUR ANSWER : ?