What is Electromagnetic radiation with maximum wavelength? -Do You Know?

What is Electromagnetic radiation with maximum wavelength? -Do You Know?
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What is Electromagnetic radiation with maximum wavelength?

Description : What is Electromagnetic radiation with maximum wavelength?

Last Answer : Radio waves

What technologies uses electromagnetic radiation with the shortest wavelength?

Description : What technologies uses electromagnetic radiation with the shortest wavelength?

Last Answer : What is the answer ?

Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X-rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X-rays, infrared, visible, microwave

Description : Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X-rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X-rays, infrared, visible, microwave

Last Answer : (4) X-rays, infrared, visible, microwave Explanation: The Electromagnetic spectrum in order of decreasing energy, thus increasing wavelength : Gamma Rays-wavelength: 0.01 nm ; X-rays -1 nm ; Ultra-violet Rays-0.1 ... -10 m ; and Very High Frequency (VHF) and Ultra High Frequency (UHF): 10 m-10 cm.

Which electromagnetic radiation has the smallest wavelength?

Description : Which electromagnetic radiation has the smallest wavelength?

Last Answer : Gamma rays

Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X -rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X - rays, infrared, visible, microwave.

Description : Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X -rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X - rays, infrared, visible, microwave.

Last Answer : X - rays, infrared, visible, microwave.

In order to get maximum radiation to all surrounding points in the horizontal plane, the antenna used is a A. vertical loop B. vertical quarter-wavelength rod C. array which includes parasitic elements D. a horizontal Hertz dipole

Description : In order to get maximum radiation to all surrounding points in the horizontal plane, the antenna used is a A. vertical loop B. vertical quarter-wavelength rod C. array which includes parasitic elements D. a horizontal Hertz dipole

Last Answer : B. vertical quarter-wavelength rod

A one-quarter wavelength shunt-fed vertical Marconi antenna A. has maximum radiation in a vertical direction B. must have a horizontal receiving antenna for the best reception C. must use a receiving antenna for the best reception D. must have a vertical receiving antenna for the best reception

Description : A one-quarter wavelength shunt-fed vertical Marconi antenna A. has maximum radiation in a vertical direction B. must have a horizontal receiving antenna for the best reception C. must use a receiving antenna for the best reception D. must have a vertical receiving antenna for the best reception

Last Answer : D. must have a vertical receiving antenna for the best reception

The statement that "maximum wavelength of radiation is inversely proportional to the temperature" is __________ law. (A) Stefan-Boltzmann’s (B) Planck's (C) Wien's displacement (D) None of these

Description : The statement that "maximum wavelength of radiation is inversely proportional to the temperature" is __________ law. (A) Stefan-Boltzmann’s (B) Planck's (C) Wien's displacement (D) None of these

Last Answer : (C) Wien's displacement

Pick out the correct statement. (A) Higher is the temperature of the radiating body, higher is the wavelength of radiation (B) Logarithmic mean area is used for calculating the heat flow rate through a thick walled cylinder (C) The wavelength corresponding to maximum mono-chromatic emissive power increases with rise in temperature (D) Solid angle subtended by the finite surface at the radiating element is called the angle of incidence

Description : Pick out the correct statement. (A) Higher is the temperature of the radiating body, higher is the wavelength of radiation (B) Logarithmic mean area is used for calculating the heat flow rate ... ) Solid angle subtended by the finite surface at the radiating element is called the angle of incidence

Last Answer : (B) Logarithmic mean area is used for calculating the heat flow rate through a thick walled cylinder

In order to generate electron-hole pairs, the maximum wavelength of radiation for Silicon (Band gap = 1.1 eV)

Description : In order to generate electron-hole pairs, the maximum wavelength of radiation for Silicon (Band gap = 1.1 eV) is  (a) 1.88 μm (b) 1.68 μm (c) 1.13 μm (d) 1.54 μm

Last Answer : In order to generate electron-hole pairs, the maximum wavelength of radiation for Silicon (Band gap = 1.1 eV) is 1.13 μm

Electron microscope has a high resolution power. This is due to (a) electromagnetic lenses (b) very low wavelength of electron beam (c) low wavelength of light source used (d) high numerical aperture of glass lenses used.

Description : Electron microscope has a high resolution power. This is due to (a) electromagnetic lenses (b) very low wavelength of electron beam (c) low wavelength of light source used (d) high numerical aperture of glass lenses used.

Last Answer : (b) very low wavelength of electron beam

How far apart should your head and a radio/stereo be to prevent electromagnetic radiation?

Description : How far apart should your head and a radio/stereo be to prevent electromagnetic radiation?

Last Answer : If it is simply a receiver, there is no safety issue. A transmitter depends on frequency and power. Most consumer electronics are quite safe.

Who Discovers Electromagnetic Radiation ?

Description : Who Discovers Electromagnetic Radiation ?

Last Answer : Henrik Charge discovers electromagnetic radiation.

What form of electromagnetic radiation is most destructive to chemical bonds in living tissue?

Description : What form of electromagnetic radiation is most destructive to chemical bonds in living tissue?

Last Answer : Gamma rays

What do we call the distance that electromagnetic radiation travels in one year?

Description : What do we call the distance that electromagnetic radiation travels in one year?

Last Answer : that is one light year

How are wavelenght and frequency of electromagnetic radiation related.?

Description : How are wavelenght and frequency of electromagnetic radiation related.?

Last Answer : wavelength is inversely proportional to the frequency.For anywave, wavelength x frequency = speed.

Where is the microwaves radiation located on the electromagnetic spectrum in relation to other kinds of radiation?

Description : Where is the microwaves radiation located on the electromagnetic spectrum in relation to other kinds of radiation?

Last Answer : Microwaves are in the UHF portion of the spectrum. Typicalfrequencies are above 100 GHz.

Is it True or false in the sun's core nuclear reactions convert electromagnetic radiation into mask?

Description : Is it True or false in the sun's core nuclear reactions convert electromagnetic radiation into mask?

Last Answer : What is the answer ?

Why did scientists debate the nature of electromagnetic radiation for more than 200 years?

Description : Why did scientists debate the nature of electromagnetic radiation for more than 200 years?

Last Answer : They lacked a definitive answer.

Which of the types of electromagnetic radiation has lower energy than microwaves?

Description : Which of the types of electromagnetic radiation has lower energy than microwaves?

Last Answer : Radio.

All Electromagnetic radiation?

Description : All Electromagnetic radiation?

Last Answer : Transverse waves

According to Bohr's theory, an electron in one Bohr stationary orbit can go to a higher stationary orbit (a) By emission of electromagnetic radiation (b) Without any absorption or emission of electromagnetic radiation (c) With absorption of any electromagnetic radiation (d) With absorption of electromagnetic radiation of a particular frequency

Description : According to Bohr's theory, an electron in one Bohr stationary orbit can go to a higher stationary orbit (a) By emission of electromagnetic radiation (b) Without any absorption ... absorption of any electromagnetic radiation (d) With absorption of electromagnetic radiation of a particular frequency

Last Answer : Ans:(d)

Which electromagnetic radiation is used for satellite communication? (1) Ultraviolet (2) Infrared (3) Microwave (4) Millimeter wave

Description : Which electromagnetic radiation is used for satellite communication? (1) Ultraviolet (2) Infrared (3) Microwave (4) Millimeter wave

Last Answer : (3) Microwave Explanation: Microwave electromagnetic radiation is used for satellite communication.

____ is defined as any radiation of energy by means of electromagnetic wave. A. Emission B. Radiation C. Radio D. Broadcasting

Description : ____ is defined as any radiation of energy by means of electromagnetic wave. A. Emission B. Radiation C. Radio D. Broadcasting

Last Answer : A. Emission

The electromagnetic radiation theory was profounded by A. Sir Edward Appleton B. Guglielmo Marconi C. Heinrich Hertz D. James C. Maxwell

Description : The electromagnetic radiation theory was profounded by A. Sir Edward Appleton B. Guglielmo Marconi C. Heinrich Hertz D. James C. Maxwell

Last Answer : D. James C. Maxwell

Which electromagnetic radiation is most prevalent in the atmosphere?

Description : Which electromagnetic radiation is most prevalent in the atmosphere?

Last Answer : Infrared

Electromagnetic radiation theory was profounded by ______. A. Sir Edward Appleton B. Sir Isaac Newton C. James Clerk Maxwell D. Michael Faraday

Description : Electromagnetic radiation theory was profounded by ______. A. Sir Edward Appleton B. Sir Isaac Newton C. James Clerk Maxwell D. Michael Faraday

Last Answer : C. James Clerk Maxwell

Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy? A. radio, visible, infrared, ultraviolet, x-ray, gamma ray B. radio, infrared, visible, x-ray, gamma ray, ultraviolet C. visible, radio, infrared, ultraviolet, x-ray, gamma ray D. radio, infrared, visible, ultraviolet, x-ray, gamma ray (Answer)

Description : Select the arrangement of electromagnetic radiation which starts with the lowest energy and increases to greatest energy? A. radio, visible, infrared, ultraviolet, x-ray, gamma ray B. radio, infrared, visible ... -ray, gamma ray D. radio, infrared, visible, ultraviolet, x-ray, gamma ray (Answer)

Last Answer : D. radio, infrared, visible, ultraviolet, x-ray, gamma ray (Answer)

The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns. (A) 0.38-0.78 (B) 0.5-50 (C) 100-1000 (D) 5-50

Description : The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns. (A) 0.38-0.78 (B) 0.5-50 (C) 100-1000 (D) 5-50

Last Answer : (B) 0.5-50

The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: (A) Sensors (B) Passive sensors (C) Active sensors (D) None of these

Description : The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called: (A) Sensors (B) Passive sensors (C) Active sensors (D) None of these

Last Answer : Answer: Option C

The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as: (A) Ozone hole (B) Atmospheric window (C) Ozone window (D) Black hole

Description : The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as: (A) Ozone hole (B) Atmospheric window (C) Ozone window (D) Black hole

Last Answer : Answer: Option B

Electromagnetic radiation: (A) Produces a time varying magnetic field and vice versa (B) Once generated, remains self-propagating (C) Is capable to travel across space (D) All of these

Description : Electromagnetic radiation: (A) Produces a time varying magnetic field and vice versa (B) Once generated, remains self-propagating (C) Is capable to travel across space (D) All of these

Last Answer : Answer: Option D

Critical angle of electromagnetic radiation takes place if (A) Angle of incidence is equal to angle of refraction (B) Angle of incidence is greater than the angle of refraction (C) Angle of incidence is equal to 90° (D) Angle of refraction is equal to 90°

Description : Critical angle of electromagnetic radiation takes place if (A) Angle of incidence is equal to angle of refraction (B) Angle of incidence is greater than the angle of refraction (C) Angle of incidence is equal to 90° (D) Angle of refraction is equal to 90°

Last Answer : Answer: Option D

The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called: (A) Passive remote sensing (B) Active remote sensing (C) Neutral remote sensing (D) None of these

Description : The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called: (A) Passive remote sensing (B) Active remote sensing (C) Neutral remote sensing (D) None of these

Last Answer : Answer: Option B

Which one of the following statement is correct? (A) Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation (B) The rate of transfer of radiant energy is called flux and is expressed in watts (C) The radiant energy which falls upon a surface is termed as irradiance (D) All of these

Description : Which one of the following statement is correct? (A) Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation (B) The rate of transfer of radiant energy is called flux ... ) The radiant energy which falls upon a surface is termed as irradiance (D) All of these

Last Answer : Answer: Option D

Which one of the following statement is incorrect regarding the electromagnetic radiation? (A) These are produced by the motion of electric charge (B) The oscillation of charged particles sets up changing electric fields (C) The changing electric fields induce the changing magnetic fields in the surrounding medium (D) None of these

Description : Which one of the following statement is incorrect regarding the electromagnetic radiation? (A) These are produced by the motion of electric charge (B) The oscillation of charged particles sets up ... electric fields induce the changing magnetic fields in the surrounding medium (D) None of these

Last Answer : Answer: Option D

Which one of the following statements regarding remote sensing is correct? (A) The interaction of the electromagnetic radiation with the target (B) The emission of electromagnetic radiation from the target (C) Both (a) and (b) (D) Neither (a) nor (b

Description : Which one of the following statements regarding remote sensing is correct? (A) The interaction of the electromagnetic radiation with the target (B) The emission of electromagnetic radiation from the target (C) Both (a) and (b) (D) Neither (a) nor (b

Last Answer : Answer: Option C

In case of reflection and refraction of electromagnetic radiation, (A) Angle of incidence = angle of refraction (B) Angle of incidence = angle of reflection (C) Angle of refraction = sum of the angles of incidence and refraction (D) All the above

Description : In case of reflection and refraction of electromagnetic radiation, (A) Angle of incidence = angle of refraction (B) Angle of incidence = angle of reflection (C) Angle of refraction = sum of the angles of incidence and refraction (D) All the above

Last Answer : Answer: Option B

The thermal radiation emitted by a blackbody heated to a given temperature.  a. Gamma Radiation  b. Black Body Radiation  c. Electromagnetic Radiation  d. Alpha Radiation

Description : The thermal radiation emitted by a blackbody heated to a given temperature.  a. Gamma Radiation  b. Black Body Radiation  c. Electromagnetic Radiation  d. Alpha Radiation

Last Answer : Black Body Radiation

In the process of radiation, energy is carried by electromagnetic waves. What is the speed of electromagnetic waves?  A. 182,000 miles/second  B. 184,000 miles/second  C. 186,000 miles/second  D. 188,000 miles/second

Description : In the process of radiation, energy is carried by electromagnetic waves. What is the speed of electromagnetic waves?  A. 182,000 miles/second  B. 184,000 miles/second  C. 186,000 miles/second  D. 188,000 miles/second

Last Answer : 186,000 miles/second

Thermal radiation is an electromagnetic radiation with wavelengths in _____ range.  A. 1 to 100 µm  B. 0.1 to 100 µm  C. 0.1 to 10 µm  D. 10 to 100 µm

Description : Thermal radiation is an electromagnetic radiation with wavelengths in _____ range.  A. 1 to 100 µm  B. 0.1 to 100 µm  C. 0.1 to 10 µm  D. 10 to 100 µm

Last Answer : 0.1 to 100 µm

Electromagnetic radiation is hazardous to personnel in what two ways?

Description : Electromagnetic radiation is hazardous to personnel in what two ways?

Last Answer : Rf burns and biological, thermal, and neurological effects.

In radiometric terms, it measures the rate at which electromagnetic waves transfer light energy ∙ A. Optical radiation ∙ B. Optical impedance ∙ C. Optical illusion ∙ D. Optical power

Description : In radiometric terms, it measures the rate at which electromagnetic waves transfer light energy ∙ A. Optical radiation ∙ B. Optical impedance ∙ C. Optical illusion ∙ D. Optical power

Last Answer : D. Optical power

The law that states “When visible light of high frequency electromagnetic radiation illuminates a metallic surface, electrons are emitted” is known as ____________. ∙ A. Einstein law of photon ∙ B. Marconi’s law ∙ C. Maxwell’s law ∙ D. Plank’s law

Description : The law that states “When visible light of high frequency electromagnetic radiation illuminates a metallic surface, electrons are emitted” is known as ____________. ∙ A. Einstein law of photon ∙ B. Marconi’s law ∙ C. Maxwell’s law ∙ D. Plank’s law

Last Answer : D. Plank’s law

“When visible light of high frequency electromagnetic radiation illuminates a metallic surface, electrons are emitted”

Description : “When visible light of high frequency electromagnetic radiation illuminates a metallic surface, electrons are emitted”

Last Answer : Plank’s law

____ is the transfer of energy in the form of electromagnetic waves. a. Compulsion c. Convection b. Radiation d. Conduction

Description : ____ is the transfer of energy in the form of electromagnetic waves. a. Compulsion c. Convection b. Radiation d. Conduction

Last Answer : b. Radiation

What is a chromophore? A. A coloured compound B. A group of atoms in compound responsible for electromagnetic radiation C. A group of atoms in a compound responsible for the absorption of electromagnetic radiation D. A group of atoms in coloured compound

Description : What is a chromophore? A. A coloured compound B. A group of atoms in compound responsible for electromagnetic radiation C. A group of atoms in a compound responsible for the absorption of electromagnetic radiation D. A group of atoms in coloured compound

Last Answer : A group of atoms in a compound responsible for the absorption of electromagnetic radiation 

Weather satellites transmit cloud cover and temperature-humidity profiles back to Earth using images of which combination of the electromagnetic radiation types? w) infra-red and visible light x) ultraviolet and nuclear magnetic y) ultraviolet and infra-red z) ultraviolet and visible light

Description : Weather satellites transmit cloud cover and temperature-humidity profiles back to Earth using images of which combination of the electromagnetic radiation types? w) infra-red and visible light x) ultraviolet and nuclear magnetic y) ultraviolet and infra-red z) ultraviolet and visible light

Last Answer : ANSWER: W -- INFRA-RED AND VISIBLE LIGHT

What is the name of the electromagnetic radiation in the range of 0.4 to 0.7 microns?

Description : What is the name of the electromagnetic radiation in the range of 0.4 to 0.7 microns?

Last Answer : ANSWER: VISIBLE LIGHT

Which physical phenomenon or principle is most often applied in the search for petroleum reservoirs? w) magnetic field distortions x) electromagnetic radiation y) natural radioactive decay of minerals z) acoustic wave transmission and reflection

Description : Which physical phenomenon or principle is most often applied in the search for petroleum reservoirs? w) magnetic field distortions x) electromagnetic radiation y) natural radioactive decay of minerals z) acoustic wave transmission and reflection

Last Answer : ANSWER: Z -- ACOUSTIC WAVE TRANSMISSION AND REFLECTION