Only those electrons which are in a selected small solid angle are received in the ________ electrostatic analyser.
A. 100o
B. 127o
C. 180o
D. 263o
Answer:B
Only those electrons which are in a selected small solid angle are received in the ________ electrostatic analyser.
A. 100o B. 127o C. 180o D. 263o
Explanation: Only those electrons which are in a selected small solid angle are received in the 127o electrostatic analyser. Ions are scattered in all directions.