Θεματα 2002 Εσπερινού Απαντησεις

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Θεματα 2002 Εσπερινού Απαντησεις

Text of Θεματα 2002 Εσπερινού Απαντησεις

  • . "

    "

    1 1. 2. 3. 4.

    X U K () ( ) ( )

    J 9J

    1X 6J 3J

    2X 5J 4J

    A 9J OJ

    5. II

    I

    2.mKg

    L sec

    2mKg

    rad/sec r N.m f

    Hz

    2 .1.

    1 2

    r1 r2

    . "" - .: 27210 95352, 96390 http://www.epil.gr

  • . "

    "

    , . , .

  • . "

    "

    3 1.

    L

    W

    L/2 - d

    FA F

    d

    +

    F=0 =0 F=0 0=+ WFFA (1) =0

    -FA(L-d)+W( dL

    2)=0 N

    dL

    dLWF

    SI

    A 205,2150

    )(

    )2

    (=

    =

    =

    (1) F=W-FA = 30F

    2.

    L

    W

    L/2 - d

    FAF

    d

    +L-d

    W1

    NFF AA 102== F=0

    01 =+ WWFFA WFFW A += 1

    =0 0)2()( 1 =+ dWdLWdLFA

    d

    dLFdLWW

    A )()2(

    1

    = NWSI

    505,0

    5,2101501 =

    =

    NW 501 =

    . "" - .: 27210 95352, 96390 http://www.epil.gr

  • . "

    "

    4 .

    Mm U

    M + mV

    -A +A0

    . KMmT += 2

    422

    1021000

    1011092

    =

    +=

    SISIT sec102 2=

    .

    2221)(

    21 KAVMm =+

    MmKAV+

    =

    22

    MmKAV+

    =

    sec10101010001,0 2 mV

    SI=

    =

    V = 10 m/sec

    .

    :

    PP rr

    = VMmmU )( += Mm

    mUV+

    =

    sec100101101010)(

    2

    2m

    mMmVU

    SI=

    =

    +=

    U = 100 m/sec

    . =t sec10010222

    2radSI

    =

    =

    =

    =0,1100t (SI)

    . "" - .: 27210 95352, 96390 http://www.epil.gr