Q.1
The electron beam technology is not much efficient as compared to the laser technology used for manufacturing.
  • a) True
  • b) False
Q.2
The main purpose of electron beam melting is to build up the metal parts by layer forming.
  • a) True
  • b) False
Q.3
In the electron beam technology, no any cleaning operations are required for the finishing of metal parts.
  • a) True
  • b) False
Q.4
Which of the following devices is used for generating the electron beam in electron beam melting process?
  • a) Beam striker
  • b) Beam laser
  • c) Electron beam gun
  • d) Electron runner
Q.5
In electron beam melting technology, the speed of electron is almost equal to the speed of light.
  • a) True
  • b) False
Q.6
Which of the following is the advantage of using the electron beam melting technology?
  • a) Low cost
  • b) Good surface finish
  • c) Low maintenance
  • d) Negligible impurities
Q.7
High cost is the only main drawback of using the electron beam technology for the production of metal parts.
  • a) True
  • b) False
Q.8
The operations of fabrication in electron beam melting (EBM) are almost similar to that of laser beam melting (LBM).
  • a) True
  • b) False
Q.9
It is not easy to produce hollow metal parts by the electron beam melting technology.
  • a) True
  • b) False
Q.10
In the electron beam melting process, the kinetic energy is instantly converted into thermal energy.
  • a) True
  • b) False
0 h : 0 m : 1 s