Unit 1 PHYA1 - Particles, Quantum Phenomena and Electricity
Summary
Summary A level Physics - Photons
9 views 0 purchase
Course
Unit 1 PHYA1 - Particles, Quantum Phenomena and Electricity
Institution
AQA
These are highly detailed that I complied over two years of studying this subject. Since I took notes like crazy, no area is left untouched so everything is there if you are struggling to understand a concept or equation. They are colourful, organised and neat, so perfect for the eye to understand
Unit 1 PHYA1 - Particles, Quantum Phenomena and Electricity
All documents for this subject (33)
Seller
Follow
mariakatfret
Content preview
, Photon -
a Quantum of Photoelectric Effect
energy
.
Energy of Photone N
-
At
Energy of photons of radiation is proportional to
Everpreasenu
·
frequency of that radiation
a
Frequency Radiation .
E =
not E =
energy of photon (5)
f =
frequency (M2)
= Planck constant
Photo Electric
Effect
·
When photons hit metal ,
each individual photon interacts with
metal
a
singledectron in
·
Minimum
energy required for electron to escape metal is called
the
function I
Election
game energy of photon
·
.
is
Energy is
greater
than equal to work
function electron
·
or
,
emmited .
Excess in Kinetic
energy of
· in the emited
energy dectron
.
KEY ANSWERS
The
gold Leaf electroscope doesn't work with visible
light because
·
-
Energy of a
photon is less than the work
function .
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller mariakatfret. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.39. You're not tied to anything after your purchase.