Which of the following process is used for preparing parts having large curved surfaces and thin sections? Hot machining ECM process Ultrasonic machining Chemical milling TRUE ANSWER : ? YOUR ANSWER : ?
The snag grinding is done To grind exterior cylindrical surfaces Any one of the above To produce good surface finish and high degree of accuracy To remove considerable amount of metal without regard to accuracy of the finished surface TRUE ANSWER : ? YOUR ANSWER : ?
Small nose radius Produces chipping and decreases tool life Results in excessive stress concentration and greater heat generation Increases tool life Decreases tool life TRUE ANSWER : ? YOUR ANSWER : ?
The operation in which oil is permeated into the pores of a powder metallurgy product is known as Infiltration Sintering Mixing Impregnation TRUE ANSWER : ? YOUR ANSWER : ?
If the flame of the welding torch is directed towards the progress of welding, then what will you call the welding technique? Forehand welding Flux cored ARC welding Electro slag welding Pulsed spray welding TRUE ANSWER : ? YOUR ANSWER : ?
Cutting fluids are used to Improve surface finish Cool the workpiece Cool the tool All of these TRUE ANSWER : ? YOUR ANSWER : ?
The correct sequence of the following parameters in order of their maximum to minimum influence on tool life is Cutting speed, feed rate, depth of cut Feed rate, cutting speed, depth of cut Depth of cut, cutting speed, feed rate Feed rate, depth of cut, cutting speed TRUE ANSWER : ? YOUR ANSWER : ?
In a metal arc welding process, metal transfer across the arc may take place by a method of material transfer where the metal transfers across the arc is in larger drops. This is at the rate of 100 drops/sec or less, what is this known as Dip transfer GMAW practice Spray transfer Globular transfer TRUE ANSWER : ? YOUR ANSWER : ?
Glazing in grinding wheels __________ cutting capacity. None of these Has no effect on Increase Decrease TRUE ANSWER : ? YOUR ANSWER : ?
Cold working of steel is defined as working Below its recrystallisation temperature Above its recrystallisation temperature At its recrystallisation temperature At two thirds of the melting temperature of the metal TRUE ANSWER : ? YOUR ANSWER : ?