Summary
Summary A Level AQA Physics Further Mechanics Revision Notes
- Institution
- AQA
In depth notes on further mechanics including examples
[Show more]
Seller
Follow
Content preview
Forced vibrations & resonancePeriodic motion :
Simple Harmonic Systems those
:
which oscillate
:
With SHM
vibrations occur when no ex
CircularMotion :
force is continuosly the
sys
Examples :
Simple Pendulum acting on
object moving in Circular
path at Constant
from
↳ objects will oscillate at na
speed >
-
Constantly Changing velocity
mass
,
M
hangs string of
3. accelerating length ,
1 Mass is
displaced by small
Forced
(entripetal
.
:
acceleration, vibrations -
angle
les than & when let will oscillate system e
go
T
↳ Newton -
1.
war
1 -
must have
eresultant force
a = = external
drivi
then f
↓ using am
=
↳ causes it
Acts toward Centre
velocityf of circle /CENTRIPETAL FORCE
f-mmG as then
approximation ↳ if
-
is valid
frequency of driv
⑭
speed (c) angle an object frequency)
2
natu
Angular
=
centripetal
Mass-Spring System T
=
-
> =
&
force moves
through per
I
N
unit time
spring
2
types horizontal
I
spring is
-
>
↓ Objects linear speed constant
J
Y=
radians
W ↳ KE
zif
astof or vertical is converted
-
-
to ELASTIC
I
↑
radius
of circular
KE is converted to
path travelling Further Mechanics
&
in both ELASTIC
Radians the sector of when the arc of that sector GRAVITATIONAL
angle in a circle
length
:
is
equal to the radius of the circle
.
°
360 = 24 radians
D R Xπ
aaphs
= : :
To
R -
D
displacement time graph
:
u Acos Lot
x
= >
-
At centre of oscillations >
-
KE
-
A
G
x
I ↳ as moves away
displacement system
force Aforce that restores equilibrium KE-GP
Restoring
=
>
-
nation
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 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 hawra1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £6.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
76462 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now