Question

57. Which of the following statements with respect to thermal evaporation process are
correct
SI: The source material is melted and evaporated using electron-beam bombardment
S2: The melting point of the source material holder must be much higher than the source
material itself
a. Si only
b. S2 only
e Both S1 and S2 are correct
d. Neither Si nor S2 are correct​

Answer 1

Explanation:

option b S2 only is a right answer