Glazing in grinding wheels can be decreased by Using a softer wheel or by increasing the wheel speed Using a harder wheel or by decreasing the wheel speed Using a softer wheel or by decreasing the wheel speed Using a harder wheel or by increasing the wheel speed TRUE ANSWER : ? YOUR ANSWER : ?
During normalizing process of steel, the specimen is heated Above the upper critical temperature and cooled in still air. Between the upper and lower critical temperature and cooled in furnace. Between the upper and lower critical temperature and cooled in still air. Above the upper critical temperature and cooled in furnace. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following operations can be performed with milling cutters? Cutting external screw threads Cutting key ways on shafts All of these Cutting teeth of spur gears TRUE ANSWER : ? YOUR ANSWER : ?
A single point tool has All of these Lip angle Rake angle Cutting angle TRUE ANSWER : ? YOUR ANSWER : ?
The binding material used in cemented carbide tools is Tungsten Chromium Cobalt Silicon TRUE ANSWER : ? YOUR ANSWER : ?
The average cutting speed for turning brass with a high speed steel tool is 25 to 31 m/min 90 to 120 m/min 15 to 19 m/min 60 to 90 m/min TRUE ANSWER : ? YOUR ANSWER : ?
In ECM, the material removal is due to Fusion Erosion Corrosion Ion displacement TRUE ANSWER : ? YOUR ANSWER : ?
Ultrasonic machining is best suited for Tool steels Sintered carbides All of these Glass TRUE ANSWER : ? YOUR ANSWER : ?
The hardness of a grinding wheel is determined by the Ability of the bond to retain abrasives Ability of the grinding wheel to penetrate the work piece Hardness of the bond Hardness of abrasive grains TRUE ANSWER : ? YOUR ANSWER : ?