1
GATE EE 1995
MCQ (Single Correct Answer)
+1
-0.3
A certain oscilloscope with 4 c.m by 4 c.m screen has its own sweep output fed to its input. If the x and y sensitivities are same, the oscilloscope will display a.
A
triangular wave
B
diagonal line
C
sine wave
D
circle
2
GATE EE 1994
MCQ (Single Correct Answer)
+1
-0.3
A lissajous pattern, as shown in figure below, is observed on the screen of a $$CRO$$ when voltages of frequencies $${f_x}$$ and $${f_y}$$ are applied to the $$x$$ and $$y$$ plates respectively. $${f_x}:{f_y}$$ is then equal to GATE EE 1994 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 17 English
A
$$3:2$$
B
$$1:2$$
C
$$2:3$$
D
$$2:1$$
3
GATE EE 1993
MCQ (Single Correct Answer)
+1
-0.3
A $$CRO$$ screen has ten divisions on the horizontal scale. If a voltage signal $$5$$ $$sin$$$$\left( {314t + {{45}^ \circ }} \right)$$ is examined with a line base setting of $$5$$ $$msec/div,$$ the number o0f cycles of signal displayed on the screen will be
A
$$0.5$$ cycles
B
$$2.5$$ cycles
C
$$5$$ cycles
D
$$10$$ cycles
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