Delermine lhe wavelength of pholon emitted which has an energy at'a.5 ev.
Q: If the radius of a calcium ion is 0.19 nm, how much energy does it take to singly ionize it? Give…
A: Given that-Radius of calcium ion, R= 0.19 nm=1.9×10-10 mWhere for Calcium , z= 20a0= 5.29×10-11We…
Q: A Ale.35GA0.65AS/GaAs/Alo.35GA0.654s pn" DH LED made of very high quality semiconductors has a…
A: Given data: The voltage across LED is V=2 V The current injected at the biased voltage is I=66 mA…
Q: A 0.5 tm-thick InGaAs sample is measured using the Hall effect. A current of 0.2 mA is passed…
A: Thickness of the sample, t=0.5 mm=0.5×10-3m Current passing through the sample, I=0.2 mA=0.2×10-3A…
Q: In Bohr dtom. efectron movos from (n=2)to the (n-1) Find the released eneray aud wavefingth Cau sed…
A:
Q: If the potential function (Scalar) is given by V = -3xy²z³, then determine the gradient of the…
A: Given information: The potential is, V=-3xy2z3 The given point, (x, y, z)=(1, -1, 1)
Q: Which of the following is the correct value of the electronvolt, measured in SI Units? A. 1.6 ×…
A: The unit electron volt (eV) is the unit of energy and the SI unit of energy is Joule J. Charge of…
Q: Using uncertainty principle calculate the binding energy of the electron
A: Introduction: Heisenberg's uncertainty principle follows from the wave-particle duality. It states…
Q: If the experimental Cr Value at a temperature 207k For a diamond Crystal is 2.685 /mol. K Calculate…
A: For diamond the Einstein temperature is 1450 K and the Debye temperature is 1860 K.
Q: Integrated ConceptsSuppose an MRI scanner uses 100-MHz radio waves.Calculate the photon energy.
A:
Q: Q 22. In a photochemical reaction A → B + C , the quantum efficiency with 500 nm light is 1.2×…
A: The given photochemical reaction is A→B+C According to the stoichiometry of the reaction, it is…
Q: Debje length = A, = 7430 KT ; where (T in ev) And also poove that Debje length= A=69; whexe (T in k)…
A: We know the expression of debey length is λ=ε0 kTn e2where ,ε0 = 8.85 x 10-12 farads per meter…
Q: Prove that : Ē (F,t) = - 10lvt-r) 4TTEO BlT,t) =0, Satisfy maxwell's equation. ס לX ת. Determine p…
A:
Q: f lse. 11. In Ophthalmic laser, the laser energy must be fixed for different spot sizes. TrueW
A: Spot size of a laser is the diameter of the focused lase beam expressed in micro meter. It depends…
Q: Cale ulate the shortest wovelenght of X-rays produced in the Bremsstrahlung process, in which…
A: The electrons are accelerated by the application of a voltage, V=2.5 x 104 V. The energy of these…
Q: Colculote the shortest wavelenght of X-roys produced in the Bremsstrahlng processl which electrons…
A: Given : V = 2.5 x 104 V
Q: 8. The isotropic circular dise source of Am-241 has a diamcter of 8.5 mm, calculate the count rate…
A:
Q: Find the probability of electron with life time 10-8 sec at time 5 sec.
A: The probability P at time t of a particle with lifetime τ is given by:
Q: lead is the most common shield against x-ray because of its low density hard of instillation and…
A:
Q: The light of the "alpha line" in the Balmer series of the hydrogen spectrum has a wavelength of 6.58…
A:
Q: What is the value of the asymmetry term for 120?? in the binding energy formula of the liquid drop…
A:
Q: A laser with power output of 2.0mW at a wavelength of 400nm is projected onto a calcium metal. The…
A:
Q: tel state can be lonized ergy level n og an electror an ionize it?
A: Ionization energy of an electron in hydrogen atom is 13.6 ev Given, energy less than 0.825 ev can…
Q: The shortest coaudlongth for Lyman series is 912 A°. What will be longest wavelength in Parchen…
A: We need to compute- Longest wavelength in paschen series=? The data given as- Shortest wavelength…
Q: avelength for x-ray wit tages.
A: The minimum wavelength, λmin=hceV where h is the Planck's constant =6.626×10-34 J.s c is the…
Q: In a GaAs DH LEDS the generated photons is mainly due to: Select one: A. Recombination of holes with…
A: A DH led is a double heterostructure led device. A double heterostructure device is formed by using…
Q: 7. Which of the following can be used to identily al unknown element in a sample? Continuous…
A: NOTE: As per guidelines, I can solve first question. If you need help with other question, kindly…
Q: eV 0.85 eV 2.186 O eV 2.108 eV 4.294 O eV 2.954
A: Ans. As we know the ionization energy in nth orbit is given by :
Q: If an emitter current is changed by 4mA, the collector current changes by 3.5 mA. The value of β…
A: The value of emitter current is given by Ie=Ic+Ib Where Ie is emitter current, Ib is base current…
Q: The surfoce temperature of the oun is obout 6000 K. Accordingly which wavelenght corresponds to the…
A: Given data, Surface temperature of the Sun = 6000 K
Q: Calculate the wavelength of a.) a neutron with a translational kinetic energy equal to kT at 298 K.…
A:
Q: Experiments indicate that 13,6 ev is required to hyrogen adom seperate electroni that is into Prolon…
A: first of all we shall list out the equation to be used orbital radius = 0.529×n2z…
Q: A Ewoelechron atom in excited state has one -electron in d- State and One - in an f-state, -…
A: Given, The state has been make here 'df'. The orbital quantum numbers for d-state and f- state, For…
Q: In the Sonr's model 07 athodrogen arom, electronsmove in orbrts labeled by Tht quantum numbern. d…
A: For hydrogen atom, the radius of nth orbit is rn = a0 n2 Where a0 is Bohr radius and…
Q: If for work function for cutais metal is 1.8ev. @ What is stopping potential for elections ejected…
A: We have to compute-(i) Stopping potential (VS)=?(ii) Maximum speed (Vmax)=?The data given…
Q: When a metal surface is illuminated by light of wavelengths 400 nm and 250 nm, the maximum…
A:
Q: Give an example of a nanomaterial with electron confinement in one dimension.
A: The term ‘quantum confinement’ mainly deals with the energy of confined electrons (electrons or…
Q: Women in the late 1890s were terrified about the possible misuse of the new Röntgen x rays. What use…
A: Given:Women in the late 1890s were terrified about the possible misuse of the new Röntgen x rays.…
Q: 4- If there is no incident light on a photodiode, the reverse current is very small and is called a.…
A: In case of photodiode, a very small amount of current is produced when no light is incident on it.
Q: Q/ Calculate the radius of the first orbit of ahydrogenatomaccording t the Bohr model? What is the…
A: Given : The mass of the electron m=9.109×10-31 kg. The charge of the electron is e=1.6×10-19 C. The…
Q: In a photo detector, when bhe wavelength. of the incident light is = 980 nm, the photoresiativity…
A:
Q: H.W: what are the advantages of pulsed laser over continuous in laser surgery?
A: Pulsated lasers are those which have time gap in between two pulses.
Q: A laser emits 1x10^17 photons per second. What is the laser’s emitted power?
A: Let, h=Planck's constantn=number of photons=1×1017ν=Frequency of radiationE=EnergyP=Powert=Time=1…
Step by step
Solved in 2 steps
