What is the thickest layer of the ionosphere? A. E B. F1 C. F2 D. D

What is the thickest layer of the ionosphere?
A. E
B. F1
C. F2
D. D
by

1 Answer

Answer :

C. F2
by

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Refers to an effect of selective fading. A. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station. B. A fading effect caused by small changes in beam heading at the receiving station. C. A fading effect caused by the time differences between the receiving and transmitting stations. D. A fading effect caused by large changes in the height of the ionosphere, as experienced at the receiving station.

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Which layer of the atmosphere contains the ionosphere?

Description : Which layer of the atmosphere contains the ionosphere?

Last Answer : i donot know

Which layer of the atmosphere contains the ionosphere?

Description : Which layer of the atmosphere contains the ionosphere?

Last Answer : i donot know

The atmospheric layer closest to the earth is: (1) Mesosphere (2) Hydrosphere (3) Troposphere (4) Ionosphere

Description : The atmospheric layer closest to the earth is: (1) Mesosphere (2) Hydrosphere (3) Troposphere (4) Ionosphere

Last Answer : (3) Troposphere Explanation: The troposphere is the lowest portion of Earth's atmosphere. It contains approximately 80% of the atmosphere's mass and 99% of its water vapor and aerosols. Most of the phenomena we associate with day-to-day weather occur in the troposphere.

The atmospheric layer farthest from the Earth's surface is known as– (1) Stratosphere (2) Exosphere (3) Ionosphere (4) (4)Mesosphere

Description : The atmospheric layer farthest from the Earth's surface is known as– (1) Stratosphere (2) Exosphere (3) Ionosphere (4) (4)Mesosphere

Last Answer : (2) Exosphere Explanation: The Radio waves are reflected back to Earth in the Ionosphere which is an electrically charged layer of the upper atmosphere. This process is used to communicate beyond the horizon, at intercontinental distances, mostly in the shortwave frequency bands.

Which layer of the earth's atmosphere contains the ozone layer? (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere

Description : Which layer of the earth's atmosphere contains the ozone layer? (1) Troposphere (2) Mesosphere (3) Ionosphere (4) Stratosphere

Last Answer : (4) Stratosphere Explanation: The ozone layer is a region of Earth's stratosphere. It is mainly found in the lower portion of the stratosphere, from approximately 20 to 30 kilometres (12 to 19 mi) ... nm to 315 nm wavelength), which other-wise would be harmful to exposed life forms on the earth.

Which of the following is the uppermost layer of the atmosphere? (1) Stratosphere (2) Mesosphere (3) Ionosphere (4) Exosphere

Description : Which of the following is the uppermost layer of the atmosphere? (1) Stratosphere (2) Mesosphere (3) Ionosphere (4) Exosphere

Last Answer : (4) Exosphere Explanation: The exosphere is the outermost layer of Earth's atmosphere. It extends from the exobase, which is located at the top of the thermosphere at an altitude of about ... molecules. The exosphere is located too far above Earth for any meteorological phenomena to be possible.

The layer of atmosphere close to the earth's surface is called – (1) Exosphere (2) Troposphere (3) Stratosphere (4) Ionosphere

Description : The layer of atmosphere close to the earth's surface is called – (1) Exosphere (2) Troposphere (3) Stratosphere (4) Ionosphere

Last Answer : (2) Troposphere Explanation: The troposphere is the lowest layer of Earth's atmosphere and site of all weather on Earth. It is bonded on the top by a layer of air called the Tropopause, which separates the troposphere from the stratosphere and on bottom by the surface of the Earth.

The lower layer of atmosphere is called (1) exosphere (2) troposphere (3) ionosphere (4) mesosphere

Description : The lower layer of atmosphere is called (1) exosphere (2) troposphere (3) ionosphere (4) mesosphere

Last Answer : (2) troposphere Explanation: The troposphere is the lowest layer of the Earth's atmosphere, The air is very well mixed and the temperature decreases with altitude.

In atmosphere the lowermost layer is – (1) troposphere (2) exosphere (3) ionosphere (4) strato sphere

Description : In atmosphere the lowermost layer is – (1) troposphere (2) exosphere (3) ionosphere (4) strato sphere

Last Answer : (1) troposphere Explanation: The troposphere is the lowest portion of Earth's atmosphere. It contains approximately 80% of the atmosphere's mass and 99% of its water vapor and aerosols. The average ... in winter. Most of the phenomena we associate with day-to-day weather occur in the troposphere

The layer of the atmosphere in which Radio Waves are reflected back is called- (1) Ionosphere (2) Troposphere (3) Stratosphere (4) Exosphere

Description : The layer of the atmosphere in which Radio Waves are reflected back is called- (1) Ionosphere (2) Troposphere (3) Stratosphere (4) Exosphere

Last Answer : (1) Ionosphere Explanation: The Radio waves are reflected back to Earth in the Ionosphere which is an electrically charged layer of the upper atmosphere. This process is used to communicate beyond the horizon, atintercontinental distances, mostly in the shortwave frequency bands.

The layer where the decrease in temperature with increasing altitude is totally absent is – (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Mesosphere

Description : The layer where the decrease in temperature with increasing altitude is totally absent is – (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Mesosphere

Last Answer : (3) Stratosphere Explanation: The stratosphere defines a layer in which temperatures rises with increasing altitude. At the top of the stratosphere the thin air may attain temperatures close to ... . Consequently, the stratosphere is almost completely free of clouds or other forms of weather.

Ozone layer is present in - (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Exosphere

Description : Ozone layer is present in - (1) Troposphere (2) Ionosphere (3) Stratosphere (4) Exosphere

Last Answer : (3) Stratosphere Explanation: The ozone layer is mainly found in the lower portion of the stratosphere from approximately 20 to 30 kilometres above Earth, though the thickness varies seasonally and ... in general thicker during the spring and thinner during the autumn in the northern hemisphere.

Which atmospheric layer contains ozone layer? (1) Genosphere (2) Zonosphere (3) Stratosphere (4) Ionosphere

Description : Which atmospheric layer contains ozone layer? (1) Genosphere (2) Zonosphere (3) Stratosphere (4) Ionosphere

Last Answer : (3) Stratosphere Explanation: The ozone layer is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet (UV) radioation.

The layer of atmosphere used for radiowave transmission is – (1) chromosphere (2) troposphere (3) ionosphere (4) stratosphere

Description : The layer of atmosphere used for radiowave transmission is – (1) chromosphere (2) troposphere (3) ionosphere (4) stratosphere

Last Answer : (3) ionosphere Explanation: The ionosphere is a part of the upper atmosphere and is ionized by solar radiation. It plays an important part in atmospheric electricity and forms the inner ... importance because, among other functions, it influences radio propagation to distant places on the Earth.

Which layer of the earth’s atmosphere reflects back the radio waves to the earth’s surface? (1) Ionosphere (2) Stratosphere (3) Mesosphere (4) Exosphere

Description : Which layer of the earth’s atmosphere reflects back the radio waves to the earth’s surface? (1) Ionosphere (2) Stratosphere (3) Mesosphere (4) Exosphere

Last Answer : (1) Ionosphere Explanation: Long distance propagation of radio waves depends on an invisible layer of charged particles, which envelops the Earth. This layer of charged particles known as the ionosphere ... communication during the early part of the twentieth century, the ionosphere came as a boon.

The atmospheric layer reflecting radio waves is called – (1) Ozonosphere (2) Ionosphere (3) Stratosphere (4) Mesosphere

Description : The atmospheric layer reflecting radio waves is called – (1) Ozonosphere (2) Ionosphere (3) Stratosphere (4) Mesosphere

Last Answer : (2) Ionosphere Explanation: The ionosphere is a part of the upper atmosphere, from about 85 km to 600 km altitude, comprising portions of the mesosphere, thermosphere and exosphere, ... importance because, among other functions, it influences radio propagation to distant places on the Earth.