Physics · Cathode Ray Oscilloscope
If the phase difference between two sinusoidal signals of equal frequency applied to a CRO is 180°, then the Lissajous pattern obtained on the screen will be _________.
- 1a circle with major axis in 1st and 4th quadrants
- 2an ellipse with major axis in 1st and 4th quadrants
- 3a straight line in 2nd and 4th quadrants✓
- 4an ellipse with major axis in 2nd and 3rd quadrants
Correct answer
a straight line in 2nd and 4th quadrants
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