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Worksheetskurumi
Total questions: 11
Worksheet time: 6mins
Which subatomic particle is negatively charged?
proton
neutron
electron
quark
Photoelectrons will be ejected from a material surface if?
The threshold frequency is greater than the photon frequency
The work function is less than the photon energy
The intensity of light is high enough
The wavelength of photon is maximum
What are the shapes of p orbitals ?
cloverleaf
spherical
dumbbell
What do electrons constantly do?
They pop in and out of appearing.
They pop in and out of existence.
They pop in and out of consciousness.
They pop in and out of disappearing.
When the top of one wave meets the bottom of another wave, they...
call each other out.
cancel each other out.
cancel each other off.
don't cancel each other out.
What's the name of the infamous experiment in Quantum Physics?
Double-Split Experiment
One-Slit Experiment
Double-Decker Experiment
Double-Slit Experiment
An Interference Pattern appears when...
two particles interact with each other.
waves interact with particles.
two waves interact with each other.
particles interact with particles.
What does the observer do?
The observer collapses the wave function into particle.
The observer collapses the particle into a wave function.
The observer collapses the whole system simply by observing.
The observer collapses the wave function into a wave.
A monochromatic light beam with a quantum energy of 9.0 eV is incident upon a photocell. The work function of the photocell is 4.1 eV. What is the maximum kinetic energy of the electron.
4.2 eV
4.4 eV
4.7 eV
4.9 eV
A monochromatic light beam with a quantum energy of 9.0 eV is incident upon a photocell. The work function of the photocell is 4.1 eV. What is the maximum kinetic energy of the electron.
4.2 eV
4.4 eV
4.7 eV
4.9 eV
In an experiment, photoelectric effect is observed in metal A when light with frequency (f ) falls on the metal. If the light frequency used in this experiment is doubled, the photoelectrons
Will not be ejected
Will be ejected as observed in the previous
Will be ejected with greater number of photoelectrons
Will be ejected with greater kinetic energy
