Ответы » Английский язык (18796 вопросов)

Вопрос № 306479 - Английский язык

Ответьте на вопрос:

What source of noise can limit  signal amplification provided by a receiver?
Варианты ответов
  • Noise caused by irregularities in the flow of electrons on metals, transistors, and electron tubes.
  • Switching of high-voltage power lines.
  • An electrical storm.
  • An automobile ignition noise.
Тип вопроса: Вопрос с одним правильными вариантом
Правильный ответ
Ответ на этот вопрос уже получили: 2 раз(а)
Помогли ответы? Ставь лайк 👍
Расскажи другу:
Вопрос задал(а): Анонимный пользователь, 10 Ноябрь 2020 в 01:36
На вопрос ответил(а): Анастасия Степанова, 10 Ноябрь 2020 в 01:36

Похожие вопросы

Вопрос № 627705

Ответьте на вопрос

What source of noise can limit signal amplification provided by a receiver?
An automobile ignition noise.
Switching of high-voltage power lines.
An electrical storm.
Noise caused by irregularities in the flow of electrons on metals, transistors, and electron tubes.

Вопрос № 347488

Прочитайте текст и выберите утверждение, соответствующее содержанию текста
A communication system that does not allow an interchange between the message source and the receiver is said to be a one-way or "simplex" communication setup. One that does allow an interchange is a two-way or "duplex" setup. Noise is an important concept in communication theory. Noise is defined in communication theory as any signal that interferes with the message being sent and is an undesired disturbance in a communication system. Radio static is a form of noise. Dirt on a camera lens is noise also.
Dirt on a camera is static.
A communication system is a “complex” communication setup.
Radio wave is a form of noise.
If there is dirt on a camera lens, it is also noise.

Другие вопросы по предмету Английский язык

Вопрос № 306480

Ответьте на вопрос:

How can the position of the aircraft or ship be found?
By measuring the directions.
By refraction of the electromagnetic waves by the ionosphere.
By arranging Concentric circular arrays.
By the crossing of two lines on the map after measuring the directions from transmitters.

Вопрос № 306482

Определите основную идею текста
Handle for each lever offers different geometric shape.
The controller is easy to operate.
The products of Cattron Group companies are used in different industries.
Radio remote control transmitter suits industrial crane applications.

Вопрос № 306483

Определите основную идею текста
AM radio in many countries has lost it’s prevalence as a music broadcasting service
Shortwave broadcasts generally use a narrow 5 kHz channel spacing.
The first licensed commercial radio services began on AM in the 1920s.
AM reached the peak of its popularity in the 20th century and still holds one of the dominant positions.

Вопрос № 306484

Определите основную идею текста
GPS transmits information about sources of errors.
The current GPS provides additional navigational information.
New advances in technology led to the effort to modernize GPS systems.
GPS is considered a dual- use technology having applications.
А еще можно заказать:
Лабораторные от 200 руб Контрольные от 200 руб Курсовые от 500 руб Дипломные от 3000 руб Отчет по практике от 500 руб