Buffing wheels are made of
Softer metals
Cotton fabric
Carbon
Graphite
- In a gating system, the ratio 1: 2: 4 represents
- In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then…
- A single point thread cutting tool should ideally hav
- The cutting force in punching and blanking operations mainly depends on
- The factor responsible for the formation of discontinuous chips is
- The helix angle of a drill is __________ for drilling brass.
- Which of the following statement is correct for oblique cutting system?
- The trade name of a nonferrous cast alloy composed of cobalt, chromium and tungsten is called
- A drill considered as a cutting tool having zero rake, is known as a
- The type of reamer used for reaming soft aluminium or copper, is
- Jigs are used
- The operation performed on a shaper is
- For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is
- For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is
- The grade of grinding wheel depends upon
- In order to grind soft material
- Which of the following statement is wrong?
- Match the following metal forming processes with their associated stresses in the work piece. Metal…
- The material property which depends only on the basic crystal structure is
- Relief angles on high speed steel tools usually vary from
- In which type of welding a gas shield, a consumable electrode is used and the welding can be done in…
- The factor responsible for the formation of continuous chips with built up edge is
- The advantage of a broaching operation is that
- In ultrasonic machining, the metal is removed by
- Crack in grinding wheel is developed due to
- Fixtures are used
- Internal or external threads of different pitches can be produced by
- In reaming process
- If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch…
- The saw milling is an operation of