Recent questions in Electromagnetic Spectrum

+27 votes

0 answers

Why does the red light have more wavelength and less frequency than blue light?

asked Feb 14, 2022 in Electromagnetic Spectrum by BDY62

+52 votes

0 answers

What is the EM spectrum and why is it important for satellite imagery (remote sensing)?

asked Feb 14, 2022 in Electromagnetic Spectrum by Petrolhead77

+3 votes

0 answers

What happens if spectrophotometer wavelength chosen to analyze a solution's absorbance is not the wavelength in which the solution absorbs maximum light? (For example, blue solution typically use 645nm. What will happen if the wavelength is changed?)

asked Feb 12, 2022 in Electromagnetic Spectrum by ginger tuffs

+8 votes

0 answers

How does our eye focus different wavelengths of light differently?

asked Feb 12, 2022 in Electromagnetic Spectrum by tinasarah

+12 votes

0 answers

Why does black paper or other black objects absorb all wavelengths (colours) of visible light except for this one particular wavelength called "black"?

asked Feb 10, 2022 in Electromagnetic Spectrum by SolarisAlchemy

+126 votes

0 answers

Can radio waves see through walls?

asked Feb 10, 2022 in Electromagnetic Spectrum by Allicia22

+24 votes

0 answers

What are the key features of the emission spectrum for iron?

asked Jan 20, 2022 in Electromagnetic Spectrum by ste_the_diy

+8 votes

0 answers

If frequency of photons is a continuous spectrum, wouldn't the chance of a photon having the exact right frequency to excite an electron be zero?

asked Jan 20, 2022 in Electromagnetic Spectrum by NovaOracle

+326 votes

0 answers

Why do we use black paper for measuring visible light? Would it work for measuring infrared or ultraviolet light?

asked Jan 20, 2022 in Electromagnetic Spectrum by Walt Systems

+102 votes

0 answers

A wave has a frequency of 165 Hz and a wavelength of 2m. What is the speed of the wave?

asked Jan 19, 2022 in Electromagnetic Spectrum by Nathan Y

+25 votes

0 answers

Why does an object not absorb white light even though it contains all the colours of visible spectrum inside it?

asked Jan 19, 2022 in Electromagnetic Spectrum by blarblarblarblar

+4 votes

0 answers

What is the relationship between radiation's momentum, energy, and wavelength?

asked Jan 18, 2022 in Electromagnetic Spectrum by MaJean

+17 votes

0 answers

Does light change wavelength when going through glass because it uses energy to shake the atoms?

asked Jan 16, 2022 in Electromagnetic Spectrum by Fuzzy-Felt Bloke

+236 votes

0 answers

What wavelengths are visible and invisible?

asked Jan 14, 2022 in Electromagnetic Spectrum by SolarisNova

+46 votes

0 answers

Visible red light has a wavelength 700nm. What is the frequency in Hertz and what is the corresponding energy express answer in Kcal/mol?

asked Jan 13, 2022 in Electromagnetic Spectrum by EnigmaEcho

+27 votes

0 answers

Is fascism on the right or on the left?

asked Jan 12, 2022 in Electromagnetic Spectrum by Onyxx

+17 votes

0 answers

Assuming a white light source, is the specular reflection on a polished gold sphere white or gold in colour?

asked Jan 12, 2022 in Electromagnetic Spectrum by EmberVerse

+1 vote

0 answers

How come X-rays can go through our body but visible light can't?

asked Jan 11, 2022 in Electromagnetic Spectrum by LuminousJourney

+9 votes

0 answers

Does Mylar - BoPET reflective film reflect 99% of Visible light and infrared rays of wavelength range 400 - 3000 nanometers as mentioned in Wikipedia? The metal coat maybe aluminium or Silver?

asked Jan 10, 2022 in Electromagnetic Spectrum by Harry Stottle

+10 votes

0 answers

What is the difference between vibrant forces such as sound and electromagnetic forces such as light?

asked Jan 10, 2022 in Electromagnetic Spectrum by rightclickfix

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