Description : If you were in charge of the James Webb Space Telescope, what questions would you prioritize answering about the cosmos?
Last Answer : I’d like to find Exoplanets that have an atmosphere. I’d start by looking at the handful already identified using our old technology and seeing how much more information we can extract. A planet with an atmosphere has the best chance of harboring life.
Description : How does the James Webb Telescope rank in the list of mankind's greatest achievements?
Last Answer : It’s a miracle of planning, design and engineering but how it will ultimately be ranked depends on how successful it is and what it will discover. I am personally very curious.
Description : How would you react if James Webb Space Telescope sends pictures of green Aliens back to earth ?
Last Answer : Are they hot?
Description : Is the uv radiation from stars magnified enough to damage ones eyes when viewed from a telescope?
Last Answer : Well, omitting the sun I don’t think you will be able to damage your eyes looking at the night sky through a scope. There is just not enough light to concentrate.
Description : Bibliography given in a research report (i) Helps those interested in further research and studying the problem (ii) Makes the report authentic (iii) Both (i) & (ii) (iv) None of the above
Last Answer : (iii) Both (i) & (ii)
Description : A researcher is interested in studying the prospects of a particular political party in an urban area. What tool should he prefer for the study? (A) Rating scale (B) Interview (C) Questionnaire (D) Schedule
Last Answer : Answer: C
Description : What to Five Stars for Literary Critics what previous work influenced James Joyce's novel Ulysses?
Last Answer : Hamlet
Description : Are you still open to new friendships? My husband said he isn't that interested anymore.
Last Answer : I often don't actively look for new friends but I am frequently finding them. In the past two years, I have probably made about eight new good friends, some from online sources and some from real life. ... I have to look for new friends and new activities as well as keeping up with the old ones.
Description : Name the extremely remote celestial object, emitting exceptionally large amounts of light energy, and typically having a star like image in a telescope. -Space
Last Answer : answer:
Description : Which one of the following instruments is used to study dispersion of light? (1) Microscope (2) Telescope (3) Spectrometer (4) Photometer
Last Answer : (3) Spectrometer Explanation: Dispersion occurs when different frequencies of light have different phase velocities, due either to material properties (material dispersion) or to the geometry ... portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify materials.
Description : Which one of the following instruments is used to study dispersion of light ? (1) Microscope (2) Telescope (3) Spectrometer (4) Photometer
Last Answer : Spectrometer
Description : Which of the following has the largest wavelength? A. visible light B. x-rays C. infrared light (Answer) D. ultraviolet radiation
Last Answer : C. infrared light (Answer)
Description : Night vision is possible with the help of ------? A. Red light B. Violet light C. Infrared Rays (Answer) D. Ultra violet Light E. None of these
Last Answer : C. Infrared Rays (Answer)
Description : I have a lamp with infrared light at home. Do you think I can use it for sore knees?
Last Answer : Read the link http://www.2es.cz/med/_layout/download/ir-med.pdf
Description : What Infrared rays are electromagnet waves that are longer than radio waves but shorter than visible light rays true of false?
Last Answer : Need answer
Description : What is the temperature of infrared light?
Last Answer : the temperature of infrared light is 5 degrees kelvin minus 450degrees fahrenheit
Description : When the ground gets warm it emits an invisible type of light called infrared light. This light can travel into the atmosphere and heat the air that it encounters.?
Last Answer : Some parts of the air - the so-called green-house gasses. Notthe more common parts of the air.
Description : The β-ring of 7-dehydrocholesterol is cleaved to form cholecalciferol by (A) Infrared light (B) Dim light (C) Ultraviolet irridation with sunlight (D) Light of the tube lights
Last Answer : Answer : C
Description : For sending sound waves at large distance, which waves are used? A. Infrared waves B. Radio waves C. Light waves D. X-waves
Last Answer : ANSWER: B
Description : Every hot object emits – (1) X-rays (2) Visible light (3) Infrared rays (4) Ultraviolet rays
Last Answer : (3) Infrared rays
Description : Transition ions absorb light in – (1) infrared region (2) ultraviolet region (3) microwave region (4) visible region
Last Answer : (4) visible region Explanation: Transition metal ions have an incomplete set of 3d electrons. Changes in the energy of these electrons correspond to the energy of visible light. The absorption of visible light by these ions lend colour to gems.
Description : The light rays used for eliminating bacteria – (1) X-rays (2) infrared rays (3) microwave radiation (4) ultra-violet radiation
Last Answer : (4) ultra-violet radiation Explanation: Ultraviolet radiation is used to kill microorganisms, molds and fungus in various environmental applications. UV sterilization is used for air- ... water purification, aquarium and pond maintenance, laboratory hygiene and food and beverage protection.
Description : What generates a light beam of a specific visible frequency? a. Laser b. Maser c. Infrared d. Flashlight
Last Answer : a. Laser
Description : The band of light wavelengths that are too long to be seen by the human eye a. Amber b. Visible c. Infrared d. Ultraviolet
Last Answer : c. Infrared
Description : Any energy which radiates in the form of radio waves, infrared waves, light waves, x-rays, etc. A. Radiant energy B. Electromagnetic C. Heat D. Ultraviolet
Last Answer : B. Electromagnetic
Description : ________ generates light beam at a specific visible frequency. A. Glass fiber B. Infrared C. Light waves D. Laser
Last Answer : D. Laser
Description : Calculate the energy of the photon of infrared light energy at 1.55µm A. 1.28x10-19 J B. 1.6 x10-19 J C. 1.22 x10-16 J D. 1.9 x10-14 J
Last Answer : A. 1.28x10-19 J
Description : Band of light waves, that are too short to be seen by human eye. A. Visible B. Infrared C. Ultraviolet D. Amber
Last Answer : C. Ultraviolet
Description : Which of the following sensor make use of light emitting diode?A : Sonar B : Radar C : Infrared D : Laser Rangefinder
Last Answer : C : Infrared
Description : Which of the following sensor make use of light emitting diode? A : Sonar B : Radar C : Infrared D : Laser Rangefinder
Description : In gel electrophoresis, separated DNA fragments can be visualized with the help of (a) acetocarmine in bright blue light (b) ethidium bromide in UV radiation (c) acetocarmine in UV radiation (d) ethidium bromide in infrared radiation.
Last Answer : (b) ethidium bromide in UV radiation
Description : Infiber optics, thesignal is_______ waves. A) light B) radio C) infrared D) very low-frequency
Last Answer : light
Description : Consider (R)- and (S)-2-butanol. Which physical property distinguishes the two compounds? (a) melting point (b) solubility in common solvents (c) Rotation of plane-polarized light (d) Infrared spectrum
Last Answer : Rotation of plane-polarized light
Description : Geodimeter is based on: (A) Propagation of modulated light waves (B) Propagation of infrared radiation (C) The visible light as carrier with frequency of the order of 5 × 1014 Hz (D) High frequency radio waves
Last Answer : Answer: Option A
Description : What refers to the heating of the earth’s atmosphere not caused by direct sunlight but by infrared light radiated by the surface and absorbed mainly by atmospheric carbon dioxide? A. Greenhouse effect B. Global warming C. Thermal rise effect D. Ozone effect
Last Answer : Greenhouse effect
Description : Is the wavelength of infrared light too long or short to be seen by humans?
Last Answer : Long
Description : It is caused by hydroxide ions in the material ∙ A. visible light absorption ∙ B. infrared absorption ∙ C. ultraviolet absorption ∙ D. ion resonance absorption
Last Answer : D. ion resonance absorption
Description : t is a result of photons of light that are absorbed by the atoms of the glass core molecule. ∙ A. ion resonance absorption ∙ B. infrared absorption ∙ C. ultraviolet absorption ∙ D. visible light absorption
Last Answer : B. infrared absorption
Description : It is caused by valence electrons in the silica material from which the fiber are manufactured. ∙ A. ion resonance absorption ∙ B. infrared absorption ∙ C. ultraviolet absorption ∙ D. visible light absorption
Last Answer : ultraviolet absorption
Description : Infrared light has a wavelength that is ∙ A. less than 400 nm ∙ B. more than 700 nm ∙ C. less than 700 nm ∙ D. a little over 400 nm
Last Answer : B. more than 700 nm
Description : Most fiber optic light sources emit light in which spectrum? ∙ A. visible ∙ B. infrared ∙ C. ultraviolet ∙ D. X-ray
Last Answer : B. infrared
Description : The band of light frequencies that are too low to be seen by the human eye ∙ A. Infrared ∙ B. X-rays ∙ C. Visible ∙ D. Ultraviolet
Last Answer : Ultraviolet
Description : The band of light frequencies to which human eye will respond ∙ A. Infrared ∙ B. Visible light ∙ C. Ultraviolet ∙ D. Cosmic ray
Last Answer : B. Visible light
Description : The band of light frequencies that are too high to be seen by the human eye. ∙ A. Ultraviolet ∙ B. Visible light ∙ C. Infrared ∙ D. Yellow
Last Answer : ∙ C. Infrared
Description : ________ is the result of photons of light that are absorbed by the atoms of the glass core molecules ∙ a. Ion resonance absorption ∙ b. Ultraviolet absorption ∙ c. Infrared absorption ∙ d. Absorption loss
Last Answer : c. Infrared absorption
Description : Most fiber-optic light sources emit light in which spectrum? ∙ a. Visible ∙ b. Infrared ∙ c. Ultraviolet ∙ d. X-ray
Last Answer : ∙ b. Infrared