Electronic Devices | Matching Type Questions

Q. Match the items given in List I and those in List II. Select your answers using the codes given in the question.

List I List II
Diode Application
A. Gunn Diode 1. Mixer
B. Zener Diode 2. Microwave oscillators
C. Varactor Diode 3. Frequency modulation
D. Schottky Diode 4. Voltage comparison

Codes:       A     B     C     D

(a)             2       4     3     1

(b)             3       1     2     4

(c)             2       1     3     4

(d)             3      4     2      1

Answer
(a)

Q. Match the items given in List I and those in List II. Select your answers using the codes given in the question.

List I List II
P-N junction devices Applications
A. Zener Diode 1. first switching circuits
B. PIN Diode 2. microwave switches
C. Tunnel Diode 3. local oscillators for radars
D. Varactor Diode 4. Frequency converters
  5. Voltage regulators

Codes:       A     B     C     D

(a)             5       2     1     4

(b)             1       2     5     4

(c)             5       3     1     2

(d)             1      3     5      2

Answer
(a)

Q. Match the items given in List I and those in List II. Select your answers using the codes given in the question.

List I List II
Band gap in eV Material
A. 0.67 1. GaAs
B. 1.1 2. InAs
C. 1.4 3. Si
D. 2.4 4. Germanium
  5. Cadmium sulphide

Codes:       A     B     C     D

(a)             3       4     5     2

(b)             4       3     1     5

(c)             3       4     2     1

(d)             2      1     3      4

Answer
(b)

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