3. X and Y plates of a CRO are connected to unequal voltages of equal frequency with phase shift of 90 degree. The Lissajous figure on the screen will be :
(a) Circle (b) Straight line (c) Ellipse (d) Figure of eight
Answer
Answer : (a)
Explanation
Explanation : No answer description available for this question. Let us discuss.
CRO » Exercise - 1 8. The X- and Y- inputs of a CRO are respectively Vsinωt and -Vsinωt. The resulting Lissajous pattern will be : (a) a straight line (b) a circle (c) an elipse (d) a figure of eight