PowerPoint

()CH8 8-1 ()1

utline ----

8-1 1. 2. 3.

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(Oscillation)()

()

([)

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(Oscillation)Simple harmonic motion

Damped and driven oscillationsCoupled oscillations

101.()RCL

[]

??----

Serway http://demo.webassign.net/ebooks/cj6demo/art/images/c10/nw0386-n.gif

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-

x

()

x- R0R

x

x

7

-

t=0

8

.

,R2R

,R,Rt=0

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T,(s)1T 4R

t=0

T

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OABAB10cmAB0.1sO0.5s ?(1) ?(2) ?

ABO

10cm

t=0.1

(1) OA=OB=5 cm

(2)AB0.1s

O0.5s

ABO

10cm

t=0.1 T=0.2(s)1T 4R

How? ?

SHM-

SHM-Y

SHM []http://wordassociation1.net/elements.html

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SHM=

=SHM

=SHMSHM

RR

t=0t=T

R

XX

()

SHM(eg.)()

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T

SHM-

R

t=0tRt

()

SHM(eg.)()

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SHM-

t=0

()

SHM(eg.)()

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TR-(1) R/2

(2) R/2

t t

SHM-

t=0tRt

t

R

()

SHM(eg.)()

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SHM-

t=0

R

()

SHM(eg.)()

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SHM-

Rt=0t

()

SHM(eg.)()

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SHM-

t=0t

t

tac

t t

R

()

SHM(eg.)()

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SHM

t=0

=0

()

SHM(eg.)()

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SHM

t=0t

t

ac

R

()

SHM(eg.)()

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SHM

t=0t

t

ac

Rt

()

SHM(eg.)()

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-()

x

- R0R

-()

x

- R0R S.H.M

-()

x

- R0R S.H.M

(A) (B) (C)

(D) (E)

x

- R0R

Lm

mg

L

dx

Thanks for your attention

Step1Stept2Email chausamn@Hotmail.com

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