Dual Trace Oscilloscope

Electrical Measurements

This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Dual Trace Oscilloscope”.

1. Why a dual slope oscilloscope is needed?
a) to compare more than two voltages
b) to measure the voltage
c) to measure the current
d) to measure the time

2. What is the problem with using more than one oscilloscopes?
a) measuring the signal’s parameters
b) triggering
c) supply voltage
d) errors in reading

3. Independent traces can be obtained using ____________
a) 4 methods
b) 6 methods
c) 2 methods
d) 8 methods

4. Two methods are used to generate independent traces.
a) True
b) False

5. How many vertical inputs exist in a dual trace oscilloscope?
a) 8
b) 6
c) 4
d) 2

6. After pre-amplification the signals are fed into ____________
a) an electronic switch
b) a signal generator
c) a rectifier
d) a regulator

7. X-Y mode means ____________
a) 2 modes
b) vertical and horizontal
c) x axis and y axis
d) ground and full line supply

8. Electronic switch is controlled by ____________
a) D flip-flop
b) SR flip-flop
c) T flip-flop
d) JK flip-flop

9. Which technique of a Dual Trace Oscilloscope maintains the phase between the signals?
a) Analog mode
b) Mixed mode
c) Chop mode
d) Alternate mode

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