At the end of pulse, super-heated metal evaporates                                

Related MCQs

•                    pulse energy and                    pulse duration are suitable for drilling.
• What happens to the crater size if we increase the current keeping the pulse time constant?
• What happens to the crater size if we decrease the pulse time keeping the current constant?
• In Electro discharge machining, what happens to the surface finish if the pulse energy is decreased?
• Peak power should be increased in Laser drilling process by                      pulse energy.
• Drilling of holes with larger pulse duration causes which effect to the holes produced?
• Material removal rates which are about mg/pulse produces which type of holes?
• What is the frequency of the pulse of electrons used in EBM process?
• State whether the following statement is true or false about material removal in EDM. “In EDM, high pressures allow the metal to evaporate.”
• The layer formed when un expelled molten metal solidifies is known as