What potential difference must be applied to stop the fastest photoelectrons emitted by a surface when electromagnetic radiation of frequency 1.5 * 10 ^ 15 * H * z is allowed to fall on it. The work function of the surface is 5 ev.

Q: The longest wavelength of light that will cause emission of photoelectrons from a certain metal…

A:

Q: a photoelectric effect experiment, light with a frequency of 8.05E14 Hz is shone on a clean metal…

A: Here we have to find kinetic energy of emitted photoelectrons.For this we will first check whether…

Q: What is the maximum kinetic energy (in eV) of the photoelectrons when light of wavelength 260.0 nm…

A:

Q: What is the maximum speed (in km/s) of a photoelectron emitted from a surface whose work function is…

A:

Q: The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for…

A: We have known that-Work function of the metal, ϕ0=4.2 eVCharge on an electron, e=1.6×10-19 CPlanck's…

Q: The longest wavelength that can eject photoelectrons from platinum is 1950 A. Calculate its work…

A: Given : λo=1950 Ao=1950×10-10 m     =1950×10-7 m To Find: Wo = ?

Q: While conducting a photoelectric-effect experiment with light of a certain frequency, you find that…

A: The phenomena of emission of electron from the metal surface due to electromagnetic radiation is…

Q: The work function of an unknown metal is 4.35 eV. What is the longest wavelength, in nanometers, of…

A: Work function of metal =4.35eV Work function = minimum energy required to emit electron from surface…

Q: The photoelectric work function for a metal is 2 eV. What is the lowest frequency of radiation that…

A: To find-Lowest frequency (i.e. threshold frequency) v0=?Given-Photoelectric work function (W0)=2…

Q: When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum…

A: We have data- λ1=500 nmλ2=200 nm

Q: An experiment is performed where light of different frequencies is shined on an iron plate. The work…

A:

Q: While conducting a photoelectric-effect experiment with light of a certain frequency, you find that…

A: Given: The value of reverse potential potential is Vo=1.25 V. Part(a): The expression for maximum…

Q: An experiment is performed where light of different frequencies is shined on an iron plate. The work…

A:

Q: during an experiment 5.3*10^4 Hz light shines on a metal plate and the photoelectric effect occurs.…

A: Momentum p= hfc  where h is Planck's constant             f is frequency of incident light ,and…

Q: a Light of wavelength 488 nm is produced by an argon laser which is used in the photoelectric…

A:

Q: The work function of an unknown metal is 5.15 eV. What is the longest wavelength, in nanometers, of…

A: Given that Work function = 5.15eV

Q: The work function of caesium metal is 2.14 eV. When light of frequency 6 ×1014 Hz is incident on the…

A: Given: Work function, W = 2.14 eV Frequency, f =  6 ×1014

Q: In a photoelectric effect experiment, light with a frequency of 8.85E14 Hz is shone on a clean metal…

A: The frequency of the light is .The work function of the metal is .

Q: The photoelectric work function of tungsten is 4.5 eV. Calculate its threshold wavelength.

A: To find-Threshold wavelength (λ0)=?Given-W0=4.5 eV1 eV=1.6×10-19 J

Q: Light that has a 196 nm wavelength strikes a metal surface and photoelectrons are produced moving as…

A: It is given that,

Q: The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for…

A: Given:  Work function, W = 4.2 eV  wavelength = 330 nm

Q: When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum…

A: Given:λ1=500 nmλ2=200 nm

Q: The work function for platinum is 6.35 eV. (a) Convert the value of the work function from electron…

A: Step 1: All answers are correct except (c), means I am assuming all other questions are solved by…

Q: The “work function” of the metal lithium is 4.6x10-19 J. If irradiated with light of frequency…

A:

Q: An experiment is performed where light of different frequencies is shined on a sodium plate. The…

A:

Q: n a photoelectric experiment, a metal with aφ=1.5 eV is used as a target. When a lamp operatingat…

A:

Q: The threshold frequency for a certain metal is 3.3 x 1014 Hz. If the light of frequency 8.2 x 1014…

A:

Q: The work function for copper is 4.70 eV. (a) Find the cutoff wavelength for copper. nm (b) What is…

A: Given data:  Work function (W0) = 4.70 eV Incident Energy of photon (E) = 5.74 eV Required: The…

Q: Light of wavelength 488 nm is produced by an argon laser which is used in the photoelectric effect.…

A: Given:  wavelength = 488 nm = 488 x 10-9 m  Stopping potential , V = 0.38 V

Q: When a certain metal is illuminated by light, photoelectrons are observed, provided that the…

A:

Q: A metal with a work function of 1.7 eV is illuminated by visible light with the full range of…

A: This problem can be solved using Einstein's photoelectric effect.

Q: A metal having a work function of 3.5 eV is illuminated with white light that has a continuous…

A: Given:  Work function = 3.5 eV Continuous wavelength band = 350 nm to 535 nm

Q: A 630-nm light falls on a photoelectric surface and electrons with the maximum kinetic energy of 0.2…

A: here, wavelength of incident light(λ) = 630 nm =630 ×10-9m maximum kinetic energy(KEmax) =0.2ev =…

Q: The work function of a material is found to be 4 eV. Electromagnetic radiation of frequency 6.8* 10…

A: Certain materials can eject electrons when the light of a certain frequency falls on their surface.…