WorksheetsHeisnbeg uncertainty
Total questions: 10
Worksheet time: 19mins
Select all that applies regarding Photoelectric current / effect.
Depends on frequency of incident radiation.
Independent on intensity of incident radiation.
Depends on nature of emitting surface.
The kinetic energy of electrons depends on intensity of radiation.
The basic principle behind quantum mechanics is
(a)
how many photons does it take to emit one electron in photoelectric effect?
three
zero
infinite
one
If position of a particle is less accurate then its momentum is?
more accurate
less accurate
no change in measurement
same
Do you really find Quantum Mechanics and Classical Mechanics SAME
YES
NO
What does the p stand for?
power
momentum
pressure
principle axis
The operator ∇2 is called _______ operator
Hamiltonian
Laplacian
Poisson
Vector
The bigger the mass of particle, then ..........is its wavelength
same as mass
equal
smaller
higher
The slope of the kinetic energy versus frequency graph in the case of photoelectric effect, is
n h / e
h / n e
h / e
h e
