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Attenuators – 1 – 1

1. The purpose of an Attenuator is to :

(a) increase signal strength
(b) provide impedance matching
(c) decrease reflections
(d) decrease value of signal strength

ANSWER

EXPLANATION

2. An attenuator is a :

(a) R’s network
(b) RL network
(c) RC network
(d) LC network

ANSWER

EXPLANATION

3. Bridged T network can be used as :

(a) Attenuator
(b) Low pass filter
(c) High pass filter
(d) Band pass filter

ANSWER

EXPLANATION

4. Variable attenuators exhibit variable attenuation but constant __________

(a) Input impedance
(b) Output impedance
(c) Both a and b
(d) None of the above

ANSWER

EXPLANATION

5. Why are the variable attenuators applicable for radio broadcasting purposes?

(a) For speed control
(b) For volume control
(c) For time control
(d) For power control

ANSWER

EXPLANATION

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