Delay Line

Electrical Measurements

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

1. CRO uses __________
a) 2 delay lines
b) 3 delay lines
c) 4 delay lines
d) 5 delay lines

2. T section in a delay circuit of CRO acts as ________
a) high pass filter
b) low pass filter
c) band pass filter
d) band reject filter

.

3. Lumped parameter delay line consists of________
a) RC networks
b) RL networks
c) LC networks
d) Resistive networks

4. Delay for the T section is given by ________
a) ts = 1fc
b) ts = 1
c) ts = 1π
d) ts = 1πfc

5. Distributed parameter delay line is a transmission line.
a) True
b) False

6. Inductance does not affect a transmission line.
a) True
b) False

7. Typical values for a distributed parameter delay line are ________
a) Zo = 10 Mῼ and td = 10 nsec/m
b) Zo = 1 kῼ and td = 500 nsec/m
c) Zo = 1000 ῼ and td = 180 nsec/m
d) Zo = 100 Gῼ and td = 275 nsec/m

8. What is the effect of the signal delay on the sweep generator?
a) no effect
b) input increases in magnitude
c) output doesn’t get any delay
d) output gets sufficient delay

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