Recent questions and answers in Electronics Engineering

0 answers 22 views

Name the process that causes potential difference across a solenoid due to the movement of a nearby magnet

asked Oct 2 in Electronics Engineering by anonymous

1 answer 25 views

How do you charge a capacitor with a battery?

answered Aug 16 in Electronics Engineering by gabriel orina

2 answers 24 views

How can you identify a zener diode?

answered Aug 16 in Electronics Engineering by gabriel orina

2 answers 26 views

why bjt is called current controlled device?

answered Aug 15 in Electronics Engineering by gabriel orina

1 answer 16 views

A waveguide termination having VSWR of 1.1 is used to dissipate 100 watts of power. The reflected power

answered Jun 18 in Electronics Engineering by Q&A

1 answer 17 views

TWT is basically a(n)

answered Jun 18 in Electronics Engineering by Q&A

1 answer 21 views

Which of the following device is used for coupling microwave energy?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 10 views

Which of the following is a negative-resistance microwave device for oscillator applications?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 18 views

Calculate the size of memory address space for a 16 bit data and 20 bit address bus.

answered Jun 18 in Electronics Engineering by Q&A

1 answer 20 views

The average time required to reach a storage location in the memory to read or retrieve the contents of

answered Jun 18 in Electronics Engineering by Q&A

1 answer 13 views

The command line interpreter that enables the users to interact with operating system is called the

answered Jun 18 in Electronics Engineering by Q&A

1 answer 8 views

What is the size of SP register in 8085 microprocessor?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 10 views

The total power of an AM transmitter having a carrier power of 50 W and the percentage of modulation at

answered Jun 18 in Electronics Engineering by Q&A

1 answer 6 views

Which waves are demodulated by Costas loop?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 9 views

What is the channel capacity of a noisy channel with conditional probability of error p = 1/2?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 13 views

An SSB transmitter produces a peak-to-peak voltage of 200 V across a 100 Ω antenna load. What is the Peak

answered Jun 18 in Electronics Engineering by Q&A

1 answer 15 views

If a signal band limited to fm is sampled at a rate less than 2fm, then the constructed signal will be

answered Jun 18 in Electronics Engineering by Q&A

1 answer 15 views

What is the frequency range of VHF electromagnetic waves?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 25 views

As per Shannon’s channel capacity theorem, if samples are transmitted in ‘T’ seconds over a noisy channel

answered Jun 18 in Electronics Engineering by Q&A

1 answer 18 views

The second harmonic distortion is defined as the

answered Jun 18 in Electronics Engineering by Q&A

0 answers 25 views

The sampling rate to avoid aliasing for the signal m(t) = 100 cos 200ωt will be

asked Jun 18 in Electronics Engineering by Q&A

1 answer 9 views

An energy signal has G(f) = 20. Its energy density spectrum is

answered Jun 18 in Electronics Engineering by Q&A

1 answer 23 views

What does double integration of a unit step function lead to?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 28 views

What is the Fourier transform of a Gaussian time pulse?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 25 views

A differential amplifier has a differential gain of 28000 and CMRR is 60 dB. What will be the value of common

answered Jun 18 in Electronics Engineering by Q&A

1 answer 20 views

An AC supply of 230 V is applied to a half-wave rectifier circuit through a transformer having primary to

answered Jun 18 in Electronics Engineering by Q&A

1 answer 5 views

What is the efficiency of Class-B amplifier?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 4 views

What is a Schmitt trigger?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 9 views

Which of the following circuits converts any arbitrary waveform into square waveform?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 6 views

Which one of the following is another name for common-collector amplifier?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 8 views

Which of the following transducers can be used for non-contact temperature measurement?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 4 views

Which of the following materials is used in the construction of thermistors?

answered Jun 18 in Electronics Engineering by Q&A

1 answer 3 views

In thermo-couple instruments, in which of the following is an emf caused if the junction of two wires of

answered Jun 18 in Electronics Engineering by Q&A

1 answer 4 views

How can we protect circuit from reverse voltage polarity?

answered Jun 16 in Electronics Engineering by Q&A

1 answer 3 views

In a microwave magic-T, E plane and H plane are

answered Jun 16 in Electronics Engineering by Q&A

1 answer 8 views

Slotted line with tunable probe is not used to measure

answered Jun 16 in Electronics Engineering by Q&A

1 answer 3 views

When electromagnetic waves are propagated in a waveguide

answered Jun 16 in Electronics Engineering by Q&A

1 answer 6 views

The following quantity is not required in the calculation of Q of a cavity resonator

answered Jun 16 in Electronics Engineering by Q&A

1 answer 2 views

The following is not an application of varactor diode:

answered Jun 16 in Electronics Engineering by Q&A

1 answer 5 views

Klystron operation is based on the principle of

answered Jun 16 in Electronics Engineering by Q&A

1 answer 2 views

An elliptically (arbitrarily polarized wave c an be broken up into

answered Jun 16 in Electronics Engineering by Q&A

1 answer 6 views

For an earth station transmitter, with an antenna output power of 40dBW 10,000W, a back-off loss of 3dB, a

answered Jun 16 in Electronics Engineering by Q&A

1 answer 3 views

In communication systems, noise due to quantization error is

answered Jun 16 in Electronics Engineering by Q&A

1 answer 2 views

The threshold effect in demodulators is a The rapid fall of output SNR when the input SNR falls below

answered Jun 16 in Electronics Engineering by Q&A

1 answer 4 views

For a prototype low pass filter, the series and shunt elements are respectively _____.

answered May 30 in Electronics Engineering by Q&A

1 answer 1 view

Attenuation in a network in decibels is equal to _____.

answered May 30 in Electronics Engineering by Q&A

1 answer 1 view

The basic Hartley oscillator uses:

answered May 29 in Electronics Engineering by Q&A

1 answer 5 views

In the common–emitter transistor circuit, if the current gain is 100 and the collector current is 10 mA, the

answered May 29 in Electronics Engineering by Q&A

1 answer 4 views

In a full wave rectifier with input frequency of 50 Hz, the frequency of the output is:

answered May 29 in Electronics Engineering by Q&A

1 answer 6 views

A circuit is said to be free from phase distortion if its phase response shows:

answered May 29 in Electronics Engineering by Q&A

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