Tumbler gears in lathe are used to Cut gears Drill a workpiece Reduce the spindle speed Give desired direction of movement to the lathe carriage TRUE ANSWER : ? YOUR ANSWER : ?
For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature of 100°C 50°C 275°C 175°C TRUE ANSWER : ? YOUR ANSWER : ?
Dielectric is used in Electro discharge machining Laser machining Ultrasonic machining Electrochemical machining TRUE ANSWER : ? YOUR ANSWER : ?
EDM machining is applied for Embossing and engraving on harder materials Making large number of small holes in sieves and fuel nozzles Shaping carbide dies and punches having complicated profiles All of the listed here TRUE ANSWER : ? YOUR ANSWER : ?
In which of the following machine, the work rotates and the tool is stationary? Horizontal boring machine Precision boring machine Vertical boring machine Jig boring machine TRUE ANSWER : ? YOUR ANSWER : ?
The purpose of jigs and fixtures is to Increase machining accuracy Facilitate interchangeability All of these Decrease expenditure on quality control TRUE ANSWER : ? YOUR ANSWER : ?
Side relief angle of a single point tool is the angle By which the face of the tool is inclined sideways Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base By which the face of the tool is inclined towards back Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool TRUE ANSWER : ? YOUR ANSWER : ?
In grinding irregular, curved, tapered, convex and concave surfaces, the grinder used is Cylindrical grinder Tool and cutter grinder Internal grinder Surface grinder TRUE ANSWER : ? YOUR ANSWER : ?
Two streams of liquid metal which are not hot enough to fuse properly result into a casting defect known as Sand wash Cold shut Swell Scab TRUE ANSWER : ? YOUR ANSWER : ?