Test: Analog Electronics - 2

Question 1

Shown below is a timer 555 IC circuit

Frequency of the waveform generated by the above circuit is

Accepted Answer

&#160;600 Hz

Answer

100 Hz

Answer

&#160;200 Hz

Answer

&#160;300 Hz

Question 2

The circuit shown in figure below represents:

Accepted Answer

Non-inverting integrator

Answer

Inverting integrator

Answer

Band pass filter

Answer

All pass filter

Question 3

Consider the following feedback pair connection.

Collector current IC is ____________ mA.

Accepted Answer

Question 4

If for a given programmable OPAMP, G₁ is the gain, when only S₁ is closed and G₂ is the gain when only S₂ is closed, then relation between G₁ & G₂ is?

Accepted Answer

G₁ / G₂ = 0.5

Answer

G₁ / G₂ = 2

Answer

G₂ / G₁ = ∞

Answer

G₂ / G₁ = 1

Question 5

For given RC − Phase shift oscillator, by use of BJT if R₁ = R₂ = 10k, R_c = 2K, R = 2K, C = 0.01 µF

Q.

What is Minimum value of hfe for possible oscillation?

Accepted Answer

29

Answer

56

Answer

23

Answer

27

Question 6

For given RC − Phase shift oscillator, by use of BJT if R₁ = R₂ = 10k, R_c = 2K, R = 2K, C = 0.01 µF

Q.

What is frequency of oscillation for circuit?

Accepted Answer

2.5 KHz&#160;

Answer

5.0 KHz

Answer

10 KHz

Answer

25 Hz

Question 7

For a given CE, amplifier if β = 100, I_C = 1 mA, R_S = 1 KΩ, R_c = 5 KΩ, R_e = 200 Ω, h_ie = 2.5 K.

Q.

Calculate value of voltage gain

Accepted Answer

&#160;&#8722;21

Answer

&#8722;29

Answer

&#8722;38

Answer

&#8722;25

Question 8

For a given CE, amplifier if β = 100, I_C = 1 mA, R_S = 1 KΩ, R_c = 5 KΩ, R_e = 200 Ω, h_ie = 2.5 K.

Q.

Calculate input impedance seen by source

Accepted Answer

23.7 k&#8486;

Answer

18 k&#8486;

Answer

90 k&#8486;

Answer

2.6 k&#8486;

Question 9

For the given FET, circuit if

R_D = 20 kΩ rd = 50 kΩ
R_S = 2 kΩ µ = 50

Q.

Calculate value of v₀/v_s

Accepted Answer

&#160;&#8722;5.8

Answer

&#160;&#8722;7.2

Answer

&#160;&#8722;9.8

Answer

&#160;&#8722;105.8

Question 10

For the given FET, circuit if

R_D = 20 kΩ rd = 50 kΩ
R_S = 2 kΩ µ = 50

Q.

Calculate value of output impedance

Accepted Answer

272 k&#8486;

Answer

170 k&#8486;

Answer

52 k&#8486;

Answer

19.5 k&#8486;

Question 11

The output voltage V₀ for given circuit is

Accepted Answer

21(V₁ − V₂)

Answer

11(V₁ − V₂)

Answer

10(V₁ − V₂)

Answer

20(V₁ − V₂)

Question 12

A MOSFET amplifier circuit is as shown below:

If device parameter K = 15 µA/V², then value of Transconductance of MOSFET is _________ ms.

Accepted Answer

Question 13

The 3-terminal linear voltage regulator is connected to a 10 ohm load resistor as shown in figure. If V_in is 10 volt, what is power dissipated in the Si transistor.

Accepted Answer

2.4 W

Answer

0.6 W

Answer

4.2 W

Answer

5.4 W

Question 14

A sinusoidal oscillator is built using an amplifier of real gain A, infinite input impedance and feedback (β) network is shown in figure. If Z = jX, then what is the value of z₀.

Accepted Answer

&#8722;2 j X

Answer

&#8722; j X

Answer

+ j X

Answer

2 j X

Question 15

Shown below is a network, in collector feedback mode.

Q.

The voltage gain Av is ……………., Assume r_e =

Accepted Answer

-250

Answer

1

Answer

- 100

Answer

100

Question 16

Shown below is a network, in collector feedback mode.

Q.

The current gain A_i is ≈

Accepted Answer

48

Answer

16

Answer

32

Answer

117

Question 17

A power amplifier delivers 250 watt output at 50% efficiency. If ambient temp. is 25°C and maxm allowable junction temp. is 150°C, then what is value of Maximum thermal resistance which can be tolerated.

Accepted Answer

1&#176;C/W

Answer

1&#176;C/mW

Answer

2&#176;C/W

Answer

&#160;2&#176;C/mW

Question 18

Numerical Anser type question

Q.

For a BJT, CE-mode, Base to emitter capacitance (Cπ) is 10 times the collector to base capacitance (Cµ). If transistor is biased at quiescent collector current ICQ = 1 mA, and its short circuit unity gain frequency is 0.909 M rad/sec, then the value of Cπ is _______ nF.

Accepted Answer

Question 19

In voltage reference diodes:

Accepted Answer

The current flow at reference voltage is due to minority carrier injection

Answer

The break down mechanism is due only to Zener effect

Answer

For low voltages and heavily doped material the break down is due to avalanche multiplication.

Answer

For a limiting reverse voltage which can be used as reference, the reverse current increases depending upon circuit connected

Question 20

What should be values of components R & R2 such that frequency of wein-bridge oscillator is 300 HZ, if C = 0.01 µF, R1 = 12 kΩ.

Accepted Answer

R = 26 kΩ, R2 = 24 kΩ

Answer

R = 48 kΩ, R2 = 12 kΩ

Answer

R = 530 Ω, R2 = 1 MΩ

Answer

R = 53 kΩ, R2 = 24 kΩ

GATE ECE (Electronics) Test: Analog Electronics - 2 Free Online Test 2026

MCQ Practice Test & Solutions: Test: Analog Electronics - 2 (20 Questions)

Shown below is a timer 555 IC circuit
Frequency of the waveform generated by the above circuit is

The circuit shown in figure below represents:

Consider the following feedback pair connection.
Collector current IC is ____________ mA.

If for a given programmable OPAMP, G₁ is the gain, when only S₁ is closed and G₂ is the gain when only S₂ is closed, then relation between G₁ & G₂ is?

For given RC − Phase shift oscillator, by use of BJT if R₁ = R₂ = 10k, R_c = 2K, R = 2K, C = 0.01 µF
Q.
What is Minimum value of hfe for possible oscillation?

For given RC − Phase shift oscillator, by use of BJT if R₁ = R₂ = 10k, R_c = 2K, R = 2K, C = 0.01 µF
Q.
What is frequency of oscillation for circuit?

For a given CE, amplifier if β = 100, I_C = 1 mA, R_S = 1 KΩ, R_c = 5 KΩ, R_e = 200 Ω, h_ie = 2.5 K.

Q.
Calculate value of voltage gain

For a given CE, amplifier if β = 100, I_C = 1 mA, R_S = 1 KΩ, R_c = 5 KΩ, R_e = 200 Ω, h_ie = 2.5 K.

Q.
Calculate input impedance seen by source

For the given FET, circuit if
R_D = 20 kΩ rd = 50 kΩ
R_S = 2 kΩ µ = 50
Q.
Calculate value of v₀/v_s

For the given FET, circuit if
R_D = 20 kΩ rd = 50 kΩ
R_S = 2 kΩ µ = 50
Q.
Calculate value of output impedance

The output voltage V₀ for given circuit is

A MOSFET amplifier circuit is as shown below:
If device parameter K = 15 µA/V², then value of Transconductance of MOSFET is _________ ms.

The 3-terminal linear voltage regulator is connected to a 10 ohm load resistor as shown in figure. If V_in is 10 volt, what is power dissipated in the Si transistor.

A sinusoidal oscillator is built using an amplifier of real gain A, infinite input impedance and feedback (β) network is shown in figure. If Z = jX, then what is the value of z₀.

Shown below is a network, in collector feedback mode.
Q.
The voltage gain Av is ……………., Assume r_e =

Shown below is a network, in collector feedback mode.
Q.
The current gain A_i is ≈

A power amplifier delivers 250 watt output at 50% efficiency. If ambient temp. is 25°C and maxm allowable junction temp. is 150°C, then what is value of Maximum thermal resistance which can be tolerated.

In voltage reference diodes:

What should be values of components R & R2 such that frequency of wein-bridge oscillator is 300 HZ, if C = 0.01 µF, R1 = 12 kΩ.

GATE ECE (Electronics) Mock Test Series 2027

GATE ECE (Electronics) Mock Test Series 2027

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GATE ECE (Electronics) Test: Analog Electronics - 2 Free Online Test 2026

MCQ Practice Test & Solutions: Test: Analog Electronics - 2 (20 Questions)

Shown below is a timer 555 IC circuitFrequency of the waveform generated by the above circuit is

The circuit shown in figure below represents:

Consider the following feedback pair connection.Collector current IC is ____________ mA.

If for a given programmable OPAMP, G1 is the gain, when only S1 is closed and G2 is the gain when only S2 is closed, then relation between G1 & G2 is?

For given RC − Phase shift oscillator, by use of BJT if R1 = R2 = 10k, Rc = 2K, R = 2K, C = 0.01 µFQ. What is Minimum value of hfe for possible oscillation?

For given RC − Phase shift oscillator, by use of BJT if R1 = R2 = 10k, Rc = 2K, R = 2K, C = 0.01 µFQ. What is frequency of oscillation for circuit?

For a given CE, amplifier if β = 100, IC = 1 mA, RS = 1 KΩ, Rc = 5 KΩ, Re = 200 Ω, hie = 2.5 K. Q. Calculate value of voltage gain

For a given CE, amplifier if β = 100, IC = 1 mA, RS = 1 KΩ, Rc = 5 KΩ, Re = 200 Ω, hie = 2.5 K. Q. Calculate input impedance seen by source

For the given FET, circuit ifRD = 20 kΩ rd = 50 kΩ RS = 2 kΩ µ = 50Q. Calculate value of v0/vs

For the given FET, circuit ifRD = 20 kΩ rd = 50 kΩ RS = 2 kΩ µ = 50Q. Calculate value of output impedance

The output voltage V0 for given circuit is

A MOSFET amplifier circuit is as shown below:If device parameter K = 15 µA/V2, then value of Transconductance of MOSFET is _________ ms.

The 3-terminal linear voltage regulator is connected to a 10 ohm load resistor as shown in figure. If Vin is 10 volt, what is power dissipated in the Si transistor.

A sinusoidal oscillator is built using an amplifier of real gain A, infinite input impedance and feedback (β) network is shown in figure. If Z = jX, then what is the value of z0.

Shown below is a network, in collector feedback mode. Q.The voltage gain Av is ……………., Assume re =

Shown below is a network, in collector feedback mode. Q.The current gain Ai is ≈

A power amplifier delivers 250 watt output at 50% efficiency. If ambient temp. is 25°C and maxm allowable junction temp. is 150°C, then what is value of Maximum thermal resistance which can be tolerated.

In voltage reference diodes:

What should be values of components R & R2 such that frequency of wein-bridge oscillator is 300 HZ, if C = 0.01 µF, R1 = 12 kΩ.

GATE ECE (Electronics) Mock Test Series 2027

GATE ECE (Electronics) Mock Test Series 2027

Top Courses for Electronics and Communication Engineering (ECE)

About this Electronics and Communication Engineering (ECE) Practice Test

Explore more Electronics and Communication Engineering (ECE) Study Resources

Shown below is a timer 555 IC circuit
Frequency of the waveform generated by the above circuit is

Consider the following feedback pair connection.
Collector current IC is ____________ mA.

If for a given programmable OPAMP, G₁ is the gain, when only S₁ is closed and G₂ is the gain when only S₂ is closed, then relation between G₁ & G₂ is?

For given RC − Phase shift oscillator, by use of BJT if R₁ = R₂ = 10k, R_c = 2K, R = 2K, C = 0.01 µF
Q.
What is Minimum value of hfe for possible oscillation?

For given RC − Phase shift oscillator, by use of BJT if R₁ = R₂ = 10k, R_c = 2K, R = 2K, C = 0.01 µF
Q.
What is frequency of oscillation for circuit?

For a given CE, amplifier if β = 100, I_C = 1 mA, R_S = 1 KΩ, R_c = 5 KΩ, R_e = 200 Ω, h_ie = 2.5 K.

Q.
Calculate value of voltage gain

For a given CE, amplifier if β = 100, I_C = 1 mA, R_S = 1 KΩ, R_c = 5 KΩ, R_e = 200 Ω, h_ie = 2.5 K.

Q.
Calculate input impedance seen by source

For the given FET, circuit if
R_D = 20 kΩ rd = 50 kΩ
R_S = 2 kΩ µ = 50
Q.
Calculate value of v₀/v_s

For the given FET, circuit if
R_D = 20 kΩ rd = 50 kΩ
R_S = 2 kΩ µ = 50
Q.
Calculate value of output impedance

The output voltage V₀ for given circuit is

A MOSFET amplifier circuit is as shown below:
If device parameter K = 15 µA/V², then value of Transconductance of MOSFET is _________ ms.

The 3-terminal linear voltage regulator is connected to a 10 ohm load resistor as shown in figure. If V_in is 10 volt, what is power dissipated in the Si transistor.

A sinusoidal oscillator is built using an amplifier of real gain A, infinite input impedance and feedback (β) network is shown in figure. If Z = jX, then what is the value of z₀.

Shown below is a network, in collector feedback mode.
Q.
The voltage gain Av is ……………., Assume r_e =

Shown below is a network, in collector feedback mode.
Q.
The current gain A_i is ≈