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  7. Unit 1 PHYA1 - Particles, Quantum Phenomena and Electricity

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Summary A level Physics - Electricity
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  • Unit 1 PHYA1 - Particles, Quantum Phenomena and Electricity
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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.

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  • August 25, 2024
  • 19
  • 2024/2025
  • Summary

Subjects

  • a level
  • physics
  • a level physics
  • maths
  • maths a level
  • waves
  • electricity
  • photons
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  • A/AS Level
  • AQA
  • Physics
  • Unit 1 PHYA1 - Particles, Quantum Phenomena and Electricity
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,Thursday 26th
January 2022
Basic


Charge :
Symbol Q
· =




·
measured in coulombs (C)


The amount
of charge that passes in
I second when

the current is I amphere
.




"elementary change'
,
charge electron is the
·
on one

↓
C =
19x10-192 -

This is the size of the

age
-




· How
many
electrons in I comemb
of charge ?
I
- = 6 25 x 1018 electrons
.




1 .
6x10-19



Number
of charge carriers = Total
energe -




carrier
.
charge
on each
charge


Charge
·
is the
Lea under a current-time
graph
Current


·
We measure current in Amps (A)
is I
·

symbol

of flow of =
#
Rate Q It
current is the
energe
=

, Conventional current :


Flows It's
·
from positive to
negative .
the direction that positive

charge would
flow
.



Electrons
flow the opposite direction n.
·




t




↳ electronsfr
conventional a
!
-




-




current

positive charge. flowS
his
way
.


Amphee Hours (Ah)

·
Use Q =
It :



↳ I =
Amps (A) 1.00 An =
3000C .




t =
nows (n)
Q =
Amphre nours (Ah)

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