1
GATE EE 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
The two signals $$S1$$ and $$S2,$$ shown in figure, are applied to $$Y$$ and $$X$$ deflection plates of an oscilloscope. GATE EE 2014 Set 3 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 11 English 1 GATE EE 2014 Set 3 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 11 English 2

The waveform displayed on the screen is

A
GATE EE 2014 Set 3 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 11 English Option 1
B
GATE EE 2014 Set 3 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 11 English Option 2
C
GATE EE 2014 Set 3 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 11 English Option 3
D
GATE EE 2014 Set 3 Electrical and Electronics Measurement - Cathode Ray Oscilloscope Question 11 English Option 4
2
GATE EE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
In an oscilloscope screen, linear sweep is applied at the
A
Vertical axis
B
Horizontal axis
C
Origin
D
Both horizontal and vertical axis
3
GATE EE 2011
MCQ (Single Correct Answer)
+1
-0.3
A dual trace oscilloscope is set to operate in the ALTernate. The control input of the multiplexer used in the y-circuit is fed with a signal having a frequency equal to
A
the highest frequency that the multiplexer can operate properly
B
twice the frequency of the time base (sweep) oscillator
C
the frequency of the time base (sweep) oscillator
D
half the frequency of the time base (sweep) oscillator
4
GATE EE 2009
MCQ (Single Correct Answer)
+1
-0.3
The two inputs of a $$CRO$$ are fed with two stationary periodic signals. In the $$X$$-$$Y$$ mode, the screen shows a figure which changes from ellipse to circle and back to ellipse with its major axis changing orientation slowly and repeatedly. The following inference can be made from this.
A
The signals are not sinusoidal.
B
The amplitudes of the signals are very close but not equal
C
The signals are sinusoidal with their frequencies very close but not equal
D
There is a constant but small phase difference between the signals
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