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Photoelectric Effect
Page 3
Questions (119)
Light is shone on a metal and photoelectrons are emitted.
Can you tell me the three things from the list below which might cause
3 answers
asked by
vanya
529 views
When a photon of light hits the surface of a metal, a photoelectron may be emitted. Some of the photon's energy is required to
2 answers
asked by
Kristen
525 views
A metallic surface emits photo electrons when green light falls on it. But the metal does not emit when yellow light falls on
2 answers
asked by
ashley --- HELP PLEASEE!!!
537 views
You have three metals - lithium, aluminum, and mercury. Their work functions are: 2.30, 4.10eV, and 4.5eV respectively. Light
2 answers
asked by
daniela
512 views
electrons are ejected when a metal is irradiated with 570 nm light. if the wavelength of the ejected electrons is 1.0 nm, what
2 answers
asked by
Joshua
488 views
Light is shone on a metal and photoelectrons are emitted.
Can you tell me the three things from the listbelow which might cause
2 answers
asked by
centya
513 views
A metal emits photoelectrons when yellow light is made to fall on it. Which of the following is correct when the metal is
1 answer
asked by
ashley --- HELP PLEASEE!!!
482 views
A photoelectric experiment in which monochromatic light and the sodium cathode are used, we find a stopping potential of 1.85
1 answer
asked by
Ize
492 views
When UV light of wavelength 295nm falls on a metal surface, the maximum kinetic energy of emitted electrons is 1.50eV.
What is
1 answer
asked by
Sheila
466 views
The threshold wavelength of a photo diode is 750 nm.
Calculate the energy gap in the photo diode in electron volts
1 answer
asked anonymously
19 views
When a cathode of a photoelectric cell is illuminated with ultraviolet light of frequency 𝑓,
the electrons emitted have a
1 answer
asked anonymously
22 views
Materials:
Aluminium - 6,50 * 10^-19 Zinc - 6,88 *10^-19 Silver - 7,23 *10^-19 7.1 Identify the independent variable in this
1 answer
asked by
khonka mayile
10 views
During an experiment, two learners obtained the work functions of three different metals as
shown below: Material Work Function
1 answer
asked anonymously
12 views
is photoelectric effect relates to light as wave motion or stream of particles or both
1 answer
asked anonymously
11 views
1. The work function of electrons from gold is 4.76 eV. Determine the red border of the photoelectric effect for gold.
1 answer
asked anonymously
4 views
Which item best illustrates the behavior of an electron in the photoelectric effect?
(1 point) Responses a funnel because it can
9 answers
asked anonymously
11 views
Which has more affect on the current (number of electrons ejected from the metal), the frequency or the intensity?
1 answer
asked anonymously
3 views
When studying the photoelectric effect, which parameters did scientists think were relevant for electrons to be released or not
1 answer
asked anonymously
2 views
In three to four sentences, explain how the photoelectric effect supports a particle model of electromagnetic radiation. As part
1 answer
asked anonymously
2 views
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Parent Categories (13)
Atomic Physics
Electromagnetic Radiation
Electromagnetic Waves
Electromagnetism
Electrostatics
Light
Light and Optics
Optics
Optics/Electromagnetism
Photons
Physics
Quantum Mechanics
Quantum Physics