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Analog-designs Questions Set 36:

Quiz Mode

how many legs a transistor have?

Solution:

Find the odd one out among the given options.

Phosphorous

Arsenic

Antimony

Indium

Bismuth

Solution:

Which of the following best describes the optimum use of a Class 'C' Amplifier?

Low distortion Power Amplifier

Tuned Amplifier

Power Amplifier

Voltage Amplifier

Solution:

Voltage-controlled oscillators (VCOs) are commonly used in which of the following applications?

Frequency Modulators

Pulse Modulators

Phase-Locked Loops

All of the above

Solution:

Find the CE short circuit current gain at β cut-off frequency of a BJT if β=400 and the applied input frequency is 40 MHz. The net internal capacitance is 100 pF.

200

565.69

282.84

400

Solution:

What type of feedback is present in an RC coupled amplifier when the bypass capacitor is removed?

Forward Feedback

Negative Feedback

Feed Forward Feedback

Backward propagation Feedback

Solution:

How can the current gain of a BJT be increased?

None of the above

Reducing the emitter doping concentration to base doping concentration ratio

Reducing the base width

Increasing the collector doping concentration

Solution:

In an RC coupled common-emitter amplifier, the coupling capacitance and bypass capacitance affect the frequency response in what way?

Coupling capacitance affects the HF response and bypass capacitance affects the LF response

Coupling capacitance affects the LF response and bypass capacitance affects the HF response

Solution:

What is the function of an inverter?

Converts fixed DC input voltage to a variable DC output voltage.

Converts input power at one frequency to output power at a different frequency through one stage conversion.

None of the above.

Converts a fixed DC voltage to an AC voltage of variable frequency and of fixed or variable magnitude.

Solution:

A sinusoidal carrier voltage V_c = 80 sin 2π×10⁵t is amplitude modulated by a sinusoidal voltage V_m = 32 sin 2π×10³t. Write the equation of the AM wave and the amplitude of each sideband.

(80 + 32 sin 2π×10⁵t)sin 2π×10³t, 32 V

(80 + 32 sin 2π×10⁵t)sin 2π×10³t, 16 V

80(1 + 0.4 sin 2π×10³t)sin 2π×10⁵t, 32 V

80(1 + 0.4 sin 2π×10³t)sin 2π×10⁵t, 16 V

Analog-designs Questions Set 36:

how many legs a transistor have?

Solution:

Find the odd one out among the given options.

Solution:

Which of the following best describes the optimum use of a Class 'C' Amplifier?

Solution:

Voltage-controlled oscillators (VCOs) are commonly used in which of the following applications?

Solution:

Find the CE short circuit current gain at β cut-off frequency of a BJT if β=400 and the applied input frequency is 40 MHz. The net internal capacitance is 100 pF.

Solution:

What type of feedback is present in an RC coupled amplifier when the bypass capacitor is removed?

Solution:

How can the current gain of a BJT be increased?

Solution:

In an RC coupled common-emitter amplifier, the coupling capacitance and bypass capacitance affect the frequency response in what way?

Solution:

What is the function of an inverter?

Solution:

A sinusoidal carrier voltage V_c = 80 sin 2π×10⁵t is amplitude modulated by a sinusoidal voltage V_m = 32 sin 2π×10³t. Write the equation of the AM wave and the amplitude of each sideband.

Solution:

Related Question Sets:

Related Topics:

Analog-designs Questions Set 36:

how many legs a transistor have?

Solution:

Find the odd one out among the given options.

Solution:

Which of the following best describes the optimum use of a Class 'C' Amplifier?

Solution:

Voltage-controlled oscillators (VCOs) are commonly used in which of the following applications?

Solution:

Find the CE short circuit current gain at β cut-off frequency of a BJT if β=400 and the applied input frequency is 40 MHz. The net internal capacitance is 100 pF.

Solution:

What type of feedback is present in an RC coupled amplifier when the bypass capacitor is removed?

Solution:

How can the current gain of a BJT be increased?

Solution:

In an RC coupled common-emitter amplifier, the coupling capacitance and bypass capacitance affect the frequency response in what way?

Solution:

What is the function of an inverter?

Solution:

A sinusoidal carrier voltage Vc = 80 sin 2π×105t is amplitude modulated by a sinusoidal voltage Vm = 32 sin 2π×103t. Write the equation of the AM wave and the amplitude of each sideband.

Solution:

Related Question Sets:

Related Topics:

A sinusoidal carrier voltage V_c = 80 sin 2π×10⁵t is amplitude modulated by a sinusoidal voltage V_m = 32 sin 2π×10³t. Write the equation of the AM wave and the amplitude of each sideband.