Physics · Measuring Instruments
In a Cathode Ray Oscilloscope (CRO), if a straight line is obtained as the Lissajous pattern, the phase difference between the two inputs can be:
- 190° or 270° only
- 20° or 180° only✓
- 345° or 135° only
- 4Any angle but never 0° or 180°
Correct answer
0° or 180° only
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