When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as _______ double cover butt joint.
Single riveted
Double riveted
Both (A) and (B)
None of these
- The cutting fluid mostly used for machining steel is
- With the same tool life, the maximum material per minute is removed by
- Two streams of liquid metal which are not hot enough to fuse properly result into a casting defect known…
- A lathe with four steps on the cone pulley and with back-gears will have
- The broaching operation in which the work moves past the stationary tool is called
- Which of the following statement is correct as regard to up milling?
- In plunge grinding
- Which among the NC operations given below are continuous path operations? Arc Welding (AW), Drilling…
- Match the items of List-I (Equipment) with the items of List-II (Process) and select the correct answer…
- The enlarging of an existing circular hole with a rotating single point tool is called
- The trade name of a nonferrous cast alloy composed of cobalt, chromium and tungsten is called
- A single point tool has
- In metal machining, the work-tool contact zone is a zone where heat is generated due to
- A process of removing metal by pushing or pulling a cutting tool is called
- In _________ operation, the cutting force is maximum when the tooth begins its cut and reduces it to…
- The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent,…
- The saw milling is an operation of
- In ultrasonic machining, the metal is removed by
- Crater wear leads to
- Which of the following statement is correct about nose radius?
- For fast removal of materials during grinding, a _________ grinding wheel is used.
- Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out…
- Hot rolling of mild steel is carried out
- Crater wear occurs mainly on the
- The surface finish is improved by the increase in
- The silicon carbide abrasive is chiefly used for grinding
- The taper on the lathe spindle is
- Friction at the tool-chip interface can be reduced by
- In a shaper, the metal is removed during
- In hot machining, tool is made of