Description : Whenever a photon is emitted by hydrogen in balmer series it is followed by another in lyman series what wavelength does this latter photon correspond
Last Answer : Whenever a photon is emitted by hydrogen in balmer series it is followed by another in ... what wavelength does this latter photon correspond to?
Description : What hydrogen-like ion has the wavelength difference between the first lines of the Balmer Lyman series equal to `59.3nm`?
Last Answer : What hydrogen-like ion has the wavelength difference between the first lines of the Balmer Lyman series equal to `59.3nm`?
Description : Find the binding energy of an electron in the ground state of a hydrogen like atom in whose spectrum the third Balmer line is equal to 108.5 mm.
Last Answer : Find the binding energy of an electron in the ground state of a hydrogen like atom in whose spectrum the third Balmer line is equal to 108.5 mm.
Description : The first emission line of Balmer series in `He^(+)` - spectrum has the wave no .in `(Cm^(_1))` (R-Rydberg constant)
Last Answer : The first emission line of Balmer series in `He^(+)` - spectrum has the wave no .in `(Cm^(_1))` (R-Rydberg constant ... )` C. `(5R)/(36)` D. `(R)/(6)`
Description : The only series which lies in the visible region of the electromagnetic spectrum is a) Paschen series b) Lyman series c) Balmer series d) Pfund series
Last Answer : b) Lyman series
Description : The largest wavelength in the ultraviolet region of the hydrogen spectrum is 122 nm. The smallest wavelength in the infrared region of the hydrogen Spectrum (to the nearest integer) is (A) 802nm (B) 823nm (C) 1882 nm (D) 1648 nm
Last Answer : (B) 823nm
Description : The energy corresponding to second line of Balmer series for hydrogen atom will be :-
Last Answer : The energy corresponding to second line of Balmer series for hydrogen atom will be :- A. 12.1 eV B. 1.89 eV C. 2.55 eV D. 13.6 eV
Description : Find longest wavelength in Lyman series of hydrogen atom spectrum.
Last Answer : Find longest wavelength in Lyman series of hydrogen atom spectrum. A. 1216Å B. 216Å C. 1016Å D. 116Å
Description : The first Hydrogen spectral series was identified , in 1885, by a) J.R.Rydberg b) J.J.Balmer c) Theodore Lyman d) F. S. Brackett
Last Answer : b) J.J.Balmer
Description : For the hydrogen atom, which series describes electron transitions to the N = 2 orbit? Is it the: w) Lyman series x) Paschen series y) Balmer series z) Pfund series
Last Answer : ANSWER: Y -- BALMER SERIES
Description : For the hydrogen atom, which series describes electron transitions to the N=1 orbit, the lowest energy electron orbit? Is it the: w) Lyman series x) Balmer series y) Paschen series z) Pfund series
Last Answer : ANSWER: W -- LYMAN SERIES
Description : The most intense line in the Brackett series of the spectrum of atomic hydrogen is the transition :-
Last Answer : The most intense line in the Brackett series of the spectrum of atomic hydrogen is the transition :- A. `n_(2)=ooton_ ... (1)=4` D. `n_(2)=4ton_(1)=3`
Description : What hydrohen-like ion has the wave-length difference between the first lines of the Balmer and Lyman series equal to `593 Å`.
Last Answer : What hydrohen-like ion has the wave-length difference between the first lines of the Balmer and Lyman series equal to `593 Å`.
Description : Calculate the wavelengths of the member of Lyman, Balmer and Paschen series.
Last Answer : Calculate the wavelengths of the member of Lyman, Balmer and Paschen series.
Description : Which series lies in the Ultraviolet region? a) Lyman series b) Paschen series c) Brackett serie d) Balmer series
Last Answer : a) Lyman series
Description : When the wavelength of a spectral line emitted from an object decreases which end of the visible light spectrum does it move toward and what is the object and motion relative to Earth?
Last Answer : Need answer
Description : Which series of hydrogen atomic spectrum lies in the visible region?
Last Answer : Answer: Balmer series.
Description : In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie? (1) Visible (2) Infrared (3) Ultraviolet (4) X-ray
Last Answer : (3) Ultraviolet
Description : In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ? (1) Visible (2) Infrared (3) Ultraviolet (4) X-ray
Last Answer : Ultraviolet
Description : What is the wavelength of visible spectrum? -General Knowledge
Last Answer : The answer is '3900-7600 A'
Last Answer : answer:
Description : Which light has the largest wavelength in the visible spectrum ?
Last Answer : The largest wavelength of the visible spectrum is red light.
Description : Which light has the shortest wavelength of visible spectrum ?
Last Answer : The smallest wavelength of the visible spectrum is purple light.
Description : In the visible spectrum which colour has the shortest wavelength
Last Answer : Violet
Description : What is the wavelength of visible spectrum?
Last Answer : – 3900-7600 A
Description : What is the wavelength of visible spectrum? (1) 1300 A° -3000 A° (2) 3900 A° - 7600 A° (3) 7800 A° - 8000 A° (4) 8500 A° - 9800 A°
Last Answer : (2) 3900 A° - 7600 A° Explanation: The visible spectrum is the portion of the electromagnetic spectrum that is visible to (can be detected by) the human eye. Electromagnetic radiation in this range of wavelengths ... from about 390 to 750 nm in terms of angstrom it is in between 3900 - 7600 A°.
Description : Wavelength of visible spectrum is –
Last Answer : 3900 A0 – 7600 A0
Last Answer : 3900-7600 A
Description : What is the highest order spectrum which may be seen with monochromatic light of wavelength 5000 A0by means of diffraction grating with 5000 lines/cm? A. 2 B. 4 C. 8 D. 16
Last Answer : B. 4
Description : 1. What is the wavelength of visible spectrum? 2. The fragments of which comet system collided with Jupiter in July 1994 ? 3. The National Housing Bank was set up in India as a wholly ... in which countries? 20. The Portuguese traveller, Nuniz visited Vijayanagar during the reign of which rular?
Last Answer : Answer : 1. 3900-7600 A 2. Shoemaker-Levy 9 3. Reserve Bank of India 5. Practice of land grants 6. Chimpanzee 7. From civil cases only 8. Strontiur and barium 9. Hungary 10. Rajaraja 11. ... The Centre 17. Because of scattering of light 18. Lowest average costs 19. China and India 20. Achyuta Raya
Description : What is the wavelength of visible spectrum ? (1) 1300 A°–3000 A° (2) 3900 A° – 7600 A° (3) 7800 A° – 8000 A° (4) 8500 A° – 9800 A°
Last Answer : 3900 A° – 7600 A°
Description : A molecule is (a) A class of organic compounds (b) The smallest unit of a substance that retains the properties of the substance (c) The spectrum of a substance (d) A small mass
Last Answer : Ans:(b)
Description : A gas of hydrogen like ions is prepared in a particular excited state A if emit photons havingwavelength equal to the wavelength of the first line of
Last Answer : A gas of hydrogen like ions is prepared in a particular excited state A if emit photons ... find the principal quantum number of the stateA`
Description : The results obtained by the Balmer were formulated, in 1896, by a) Theodore Lyman b) F. S. Brackett c) J.R.Rydberg d) J.J.Balmer
Last Answer : c) J.R.Rydberg
Description : The wave nature of electrons was EXPERIMENTALLY verified by: w) Einstein x) Davisson and Germer y) Balmer z) Bohr.
Last Answer : ANSWER: X -- DAVISSON AND GERMER
Description : What is the reactance property at the input of a shorted quarter wavelength line? A. A parallel LC circuit B. A pure inductive reactance C. A series LC circuit D. A pure capacitive reactance
Last Answer : A. A parallel LC circuit
Description : Which electromagnetic radiation has the smallest wavelength?
Last Answer : Gamma rays
Description : What is true for intensity of scattered light according to Rayleigh's law? A. The intensity for scattering for light of largest wavelength more B. The light of smallest wavelength will be scattered ... C. All the wavelengths are scattered equally D. Intensity of light is not affected by scattering
Last Answer : B. The light of smallest wavelength will be scattered more
Description : Hydrogen atom electron is excited to n = 4 state , in the spectrum of emitted radiation , number of lines in the ultravoilet and visible regions are r
Last Answer : Hydrogen atom electron is excited to n = 4 state , in the spectrum of emitted radiation , number of lines in the ... 1 , 3 C. 2 , 3 D. 3 , 2
Description : Name the spectral series which appear in the region of electromagnetic spectrum. (a) Visible region (b) UV region (c) Far IR region
Last Answer : Ans: (a) Balmer Series (b) Lymen Series (c) Pfund Series
Description : Remote controls use invisible light of frequency just below the visible range. This part of the electromagnetic spectrum is called?
Last Answer : IR Infra red rays We all almost use An IR remote controller to use operate a TV OR DTH OR any other electronics Gadgets in out home but ever you think how this process works means when you ... then a signal corresponding to pressed key will transmit and carrying a command which hit to the IR Receiv
Description : How far is the visual carrier from the lowest frequency in the spectrum of a monochrome TV broadcast channel following the NTSC standard? A. 1.5 MHz B. 1.25 MHz C. 4.5 MHz D. 0.25 MHz
Last Answer : B. 1.25 MHz
Description : What term is used to describe a spread spectrum communications system in which a very fast binary bit stream is used to shift the phase of an RF carrier? A. Frequency hopping B. Direct sequence C. Binary phase-shift keying D. Phase compandored spread spectrum
Last Answer : B. Direct sequence
Description : What is the term used to describe a spread spectrum communications system where the center frequency if a conventional carrier is altered many time per second in accordance with a pseudo ... hopping B. Direct sequence C. Time-domain frequency modulation D. Frequency compandored spread spectrum
Last Answer : A. Frequency hopping
Description : What connector is popular in attaching test instruments like oscilloscopes, frequency counters, spectrum analyzers, etc? A. UHF connector B. PL-259 C. BNC D. SMA
Last Answer : C. BNC
Description : Determine from the following radio frequency that falls under the very high frequency band of the radio spectrum. A. 345.00 MHz B. 144.50 MHz C. 235.50 MHz D. 450.00 MHz
Last Answer : C. 235.50 MHz
Description : The extremely high frequency (EHF) band is in the radio spectrum range of _______. A. 30 to 300 kHz B. 30 to 300 GHz C. 3 to 30 MHz D. 3 to 30 GHz
Last Answer : B. 30 to 300 GHz
Description : A radio frequency in the ultra high frequency band of the radio spectrum band. A. 235.50 MHz B. 450.50 MHz C. 150.50 GHz D. 0.31250 GHz
Last Answer : D. 0.31250 GHz
Description : Which of the following fall under the high frequency band of the radio spectrum? A. 8.2345 MHz B. 150.50 MHz C. 2.4555 MHz D. 35.535 MHz
Last Answer : A. 8.2345 MHz