Which atmospheric layer that reflects radio waves is called? -General Knowledge

Which atmospheric layer that reflects radio waves is called? -General Knowledge
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The answer is 'Ionosphere'
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Which atmospheric layer that reflects radio waves is called? -General Knowledge

Description : Which atmospheric layer that reflects radio waves is called? -General Knowledge

Last Answer : Ionosphere Ionosphere reflects radio waves from the earth thus, helping radio communication.

Which atmospheric layer that reflects radio waves is called? -General Knowledge

Description : Which atmospheric layer that reflects radio waves is called? -General Knowledge

Last Answer : Ionosphere Ionosphere reflects radio waves from the earth thus, helping radio communication.

Which atmospheric layer that reflects radio waves is called?

Description : Which atmospheric layer that reflects radio waves is called?

Last Answer : Ionosphere

Which layer of the atmosphere reflects radio waves ?

Description : Which layer of the atmosphere reflects radio waves ?

Last Answer : : Radio waves are reflected from the ionic layer of the atmosphere.

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 layer of atmosphere which reflects radio waves is

Description : The layer of atmosphere which reflects radio waves is

Last Answer : Ionosphere

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.

Pick out the wrong statement (A) The concentric atmosphere layer just above troposphere is called stratosphere, which is rich in ozone (B) Mesosphere is characterised by very low atmospheric pressure and low temperature (C) Troposphere is a dusty zone containing water vapor and clouds (D) The radio waves used in the long distance radio communication are reflected back to earth by stratosphere

Description : Pick out the wrong statement (A) The concentric atmosphere layer just above troposphere is called stratosphere, which is rich in ozone (B) Mesosphere is characterised by very low atmospheric ... radio waves used in the long distance radio communication are reflected back to earth by stratosphere

Last Answer : (D) The radio waves used in the long distance radio communication are reflected back to earth by stratosphere

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 : Ionosphere

Which atmospheric Layer is used for the transmission of radio waves?

Description : Which atmospheric Layer is used for the transmission of radio waves?

Last Answer : Ionosphere

Match List I (Layers of Atmosphere) and List II (Characteristics) and select the correct answer using the code given below. L ist I L i st I I (L ayer of (Char acter ist ics) At mospher e) A. Ionosphere I. Contains Ozone B. Stratosphere II. Reflects radio Waves C. Exosphere III. Fall in Temperature D. Troposphere IV. Extremely low air density (1) A-II, B-III, C-IV, D-I (2) A-II, B-I, C-IV, D-III (3) A-II, B-III, C-I, D-IV (4) A-III, B-I, C-IV, D-II

Description : Match List I (Layers of Atmosphere) and List II (Characteristics) and select the correct answer using the code given below. L ist I L i st I I (L ayer of (Char acter ist ics) At mospher e) A. Ionosphere I. Contains Ozone B. ... D-III (3) A-II, B-III, C-I, D-IV (4) A-III, B-I, C-IV, D-II

Last Answer : 2) A-II, B-I, C-IV, D-III

Why are we able to hear shortwave broadcasts better than long wave broadcasts? (a) Short wave broadcasts are made by nearby radio stations (b) Short waves are unaffected by atmospheric disturbances (c) Short waves are more energetic than long waves (d) By convention, short waves are meant for long distances whereas long waves are reserved for short distances

Description : Why are we able to hear shortwave broadcasts better than long wave broadcasts? (a) Short wave broadcasts are made by nearby radio stations (b) Short waves are unaffected by atmospheric ... convention, short waves are meant for long distances whereas long waves are reserved for short distances

Last Answer : Ans:(c) Direction: In the following question, a statement of Assertion (A) is given followed by corresponding Reason (R), just below it. Read the statements carefully and mark the correct answer: (a) If both A and ... true but R is not the correct explanation of A. (c) If A is true but R is false

Why are we able to hear short wave broadcasts better than long wave broadcasts? (1) Short waves are more energetic than long waves (2) Short waves are unaffected by atmospheric disturbances (3) Short wave broadcasts are made by nearby radio stations (4) By convention, short waves are meant for long distances, whereas long waves are reserved for short distances

Description : Why are we able to hear short wave broadcasts better than long wave broadcasts? (1) Short waves are more energetic than long waves (2) Short waves are unaffected by atmospheric disturbances ... convention, short waves are meant for long distances, whereas long waves are reserved for short distances

Last Answer : (1) Short waves are more energetic than long waves Explanation: Shortwave radio is used for broadcasting of voice and music, and longdistance communication to ships and aircraft, or to remote areas ... wired communication or other radio services and that's why it is more energetic than long waves.

Why are we able to hear short wave broadcasts better than long wave broadcasts ? (1) Short waves are more energetic than long waves. (2) Short waves are unaffected by atmospheric disturbances. (3) Short wave broadcasts are made by nearby radio stations. (4) By convention, short waves are meant for long distances, whereas long waves are reserved for short distances.

Description : Why are we able to hear short wave broadcasts better than long wave broadcasts ? (1) Short waves are more energetic than long waves. (2) Short waves are unaffected by atmospheric ... convention, short waves are meant for long distances, whereas long waves are reserved for short distances.

Last Answer : Short waves are more energetic than long waves.

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 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 : Ionosphere

Which of the following types radiations is absorbed by the upper layer of the atmosphere? A. Radio-waves B. Infrared C. Visible D. Ultraviolet

Description : Which of the following types radiations is absorbed by the upper layer of the atmosphere? A. Radio-waves B. Infrared C. Visible D. Ultraviolet

Last Answer : ANSWER: B

Which type of radiations are absorbed by the upper layer of the atmosphere? (1) Radio-waves (2) Infrared (3) Visible (4) Ultraviolet

Description : Which type of radiations are absorbed by the upper layer of the atmosphere? (1) Radio-waves (2) Infrared (3) Visible (4) Ultraviolet

Last Answer : (4) Ultraviolet Explanation: The Troposphere is the layer where the weather happens. Above this layer is the Stratosphere and in between them is the Ozone layer that absorbs the sun's ... . Above the Stratosphere is the Mesosphere, the Thermosphere including the Ionosphere - and the Exosphere.

Ozone layer in the outer atmosphere helps us in – (1) reflecting radio waves and makes radio communication possible (2) regulating he temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Description : Ozone layer in the outer atmosphere helps us in – (1) reflecting radio waves and makes radio communication possible (2) regulating he temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Last Answer : (4) absorbing U-V radiations Explanation: The ozone layer is a layer in Earth's atmosphere containing relatively high concentrations of ozone (03) which absorbs 97- 99% of the Sun's medium-frequency ultraviolet light.

The ozone layer protects us from - (1) Ultra violet rays (2) Radio waves (3) Visual radiation (4) Infrared radiation

Description : The ozone layer protects us from - (1) Ultra violet rays (2) Radio waves (3) Visual radiation (4) Infrared radiation

Last Answer : (1) Ultra violet rays Explanation: The ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (UVR) from the sun, protecting life on Earth from its potentially harmful effects.

What phenomenon causes the radio-path horizon distance to exceed the geometric horizon? A. E-layer skip. B. D-layer skip. C. Auroral skip. D. Radio waves may be bent.

Description : What phenomenon causes the radio-path horizon distance to exceed the geometric horizon? A. E-layer skip. B. D-layer skip. C. Auroral skip. D. Radio waves may be bent.

Last Answer : D. Radio waves may be bent.

Radio waves are reflected back from which layer of the Earth's atmosphere?

Description : Radio waves are reflected back from which layer of the Earth's atmosphere?

Last Answer : Ionosphere

Which layer of the atmosphere has relatively little effect on radio waves?

Description : Which layer of the atmosphere has relatively little effect on radio waves?

Last Answer : Stratosphere.

Which type of radiations are absorbed by the upper layer of the atmosphere? (1) Radio-waves (2)Infrared (3) Visible (4) Ultraviolet

Description : Which type of radiations are absorbed by the upper layer of the atmosphere? (1) Radio-waves (2)Infrared (3) Visible (4) Ultraviolet

Last Answer : Ultraviolet

Ozone layer in the outer atmosphere helps us in (1) reflecting radio waves and makes radio communication possible (2) regulating the temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Description : Ozone layer in the outer atmosphere helps us in (1) reflecting radio waves and makes radio communication possible (2) regulating the temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Last Answer :  absorbing U-V radiations

Which layer of the earth’s atmosphere reflect 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 reflect back the radio waves to the earth’s surface ? (1) ionosphere (2) stratosphere (3) mesosphere (4) exosphere 

Last Answer : ionosphere

Air over the oceans is colder in summer and warmer in winter compared with air over the continental regions. This is because (a) Water is translucent and has a relatively high heat capacity compared to dirt (b) Compared to dirt, a thicker layer of water participates in the seasonal cycle (c) The albedo of water is greater than that of land and thus reflects more solar radiation (d) Both A and B are true (e) The effect is due to the changes in circulation between continents and oceans

Description : Air over the oceans is colder in summer and warmer in winter compared with air over the continental regions. This is because (a) Water is translucent and has a relatively high heat capacity compared ... B are true (e) The effect is due to the changes in circulation between continents and oceans

Last Answer : (d) Both A and B are true

By what name is the atmospheric layer farthest from the Earth's surface? -General Knowledge

Description : By what name is the atmospheric layer farthest from the Earth's surface? -General Knowledge

Last Answer : Exosphere. The exosphere is the most distant atmospheric region from Earth's surface.

By what name is the atmospheric layer farthest from the Earth's surface? -General Knowledge

Description : By what name is the atmospheric layer farthest from the Earth's surface? -General Knowledge

Last Answer : Exosphere. The exosphere is the most distant atmospheric region from Earth's surface.

By what name is the atmospheric layer farthest from the Earth's surface? -General Knowledge

Description : By what name is the atmospheric layer farthest from the Earth's surface? -General Knowledge

Last Answer : answer:

The absorption of radio waves by the atmosphere depends on which thing? -General Knowledge

Description : The absorption of radio waves by the atmosphere depends on which thing? -General Knowledge

Last Answer : The answer is 'Their frequency'

By which Radio waves of constant amplitude can be generated? -General Knowledge

Description : By which Radio waves of constant amplitude can be generated? -General Knowledge

Last Answer : The answer is 'Oscillator'

The absorption of radio waves by the atmosphere depends on which thing? -General Knowledge

Description : The absorption of radio waves by the atmosphere depends on which thing? -General Knowledge

Last Answer : frequency The absorption of radio waves by the atmosphere depends on their frequency.

Which are the space waves are affected seriously by atmospheric conditions?

Description : Which are the space waves are affected seriously by atmospheric conditions?

Last Answer : UHF

ECE Board Exam March 1996 The K-factor under normal atmospheric conditions in a microwave radio data profile calculation is equal to ___________. A. 2/3 B. 0 C. 4/3 D. Infinity

Description : ECE Board Exam March 1996 The K-factor under normal atmospheric conditions in a microwave radio data profile calculation is equal to ___________. A. 2/3 B. 0 C. 4/3 D. Infinity

Last Answer : C. 4/3

There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called troposphere. The rate at which air temperature in the troposphere gradually decreases with height is about __________ °C/km. (A) 0.05 (B) 1 (C) 6.5 (D) 15

Description : There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called ... is about __________ °C/km. (A) 0.05 (B) 1 (C) 6.5 (D) 15

Last Answer : (C) 6.5

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Description : Radar transmits short pulses of high frequency called A. Infrared waves B. Radio waves C. Ultraviolet waves D. Sound waves

Last Answer : ANSWER: B

There is a maximum frequency at which vertically transmitted radio waves can be refracted back to Earth. What is this maximum frequency called?

Description : There is a maximum frequency at which vertically transmitted radio waves can be refracted back to Earth. What is this maximum frequency called?

Last Answer : Critical frequency.

Which atmospheric layer is closest to the earths crust?

Description : Which atmospheric layer is closest to the earths crust?

Last Answer : troposphere A+

The atmospheric layer closest to the earth is:

Description : The atmospheric layer closest to the earth is:

Last Answer : Troposphere

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 of the following is the lowest atmospheric layer? (1) Lithosphere (2) Stratosphere (3) Troposphere (4) Hydrosphere

Description : Which of the following is the lowest atmospheric layer? (1) Lithosphere (2) Stratosphere (3) Troposphere (4) Hydrosphere

Last Answer : (3) Troposphere Explanation: The troposphere is the lowest layer of Earth's atmosphere. It starts at Earth's surface and goes up to a height of 7 to 20 km above sea level. Most of the mass (about 75- 80%) of the atmosphere is in the troposphere. Almost all weather occurs within this layer.

Green House Effect' means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Description : Green House Effect' means (1) Pollution in houses in tropical region (2) Prevention of ultraviolet radiation by the ozone layer (3) Trapping of solar energy due to atmospheric gases (4) Damage to green painted buildings

Last Answer : (3) Trapping of solar energy due to atmospheric gases Explanation: The greenhouse effect occurs when Earth's atmosphere traps solar radiation because of the presence of certain gases, causing the ... , nitrous oxide (N2O) and other gases, ac-cording to the Environmental Protection Agency (EPA

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.

Which last atmospheric layer has an altitude greater than 80 kilometers?

Description : Which last atmospheric layer has an altitude greater than 80 kilometers?

Last Answer : Thermosphere

Atmospheric layer nearest to earth Surface is (A) Biosphere (C) Exosphere (B) Thermosphere (D) Troposphere

Description : Atmospheric layer nearest to earth Surface is (A) Biosphere (C) Exosphere (B) Thermosphere (D) Troposphere

Last Answer : (C) Exosphere