MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following options explains the process of sputtering that occurs in Hollow Cathode Lamp? |
| A. | Positive ions collide with cathode surface and metal atoms from cathode are ejected |
| B. | Negative ions collide with cathode surface and metal atoms from anode are ejected |
| C. | Positive ions collide with negative ions and metal atoms from anode are ejected |
| D. | Positive ions collide with negative ions and photons are ejected |
| Answer» B. Negative ions collide with cathode surface and metal atoms from anode are ejected | |