Quiz on WJM

WJM is used for machining

• Hard and Brittle materials

• Soft Materials

• Both

WJM is also called as

• Hydrostatic Machining

• Hydroelectric Machining

• Hydraulic machining

• Hydrodynamic Machining

How much pressure is used for efficient operation of WJM?

• 400MPa

• 100MPa

• 50Mpa

• 150MPa

The intensifier pump can create an ultra-high pressure in the liquid to

• 5000 to 10000 Bars

• 50 to 500 Bars

• 3000 to 4000 Bars

• 500 to 1000 Bars

Tubing is thick-walled with a ratio of outside to inside diameter is around

• 20-30 mm

• 1-5 mm

• 20-25 mm

• 5-10 mm

The nozzle is used to convert

• high-pressure liquid to a high-velocity jet.

• low-pressure liquid to a high-velocity jet.

• high-pressure liquid to a low-velocity jet.

• low-pressure liquid to a low-velocity jet.

___________ controls the fluctuating water pressure and brings the fluid to constant pressure.

• Pump

• Accumulator

• Valves

• Intensifier

What is the full form of WJM in advanced machining processes?

• Water Jack Manufacturing

• Water Jet Machining

• Water Jet Manufacturing

• Water Jack Manufacturing

What is the key element of water jet machining for material removal?

• Tool holder

• Workpiece

• Waterjet

• Power source

Which of the following is not a part of the machining system of Water jet machining?

• Transducer

• Accumulator

• Jet nozzle cutting

• Hydraulic pump