Kolendowicz!6

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Tablica 11-3 cd.

Lp-

8

Schemat belki

Wartość reakcji, momentów zginających i ugięć

R_A = P — (l*-a* + ab).

R_B = P ~—(l² — b² + ab).

L i

immiRp

M_An^rw .............^^i^mb

'^UUUJI+JIF^

FM

-H

ab²    ba²

m_a=-p—. M_b=-P—,

a² b²    Pa²b²

M_c = 2P ——, f_c =

3 Eli

3 '

dla a = b =

2

*a = Rb = \p. M_a = M_b=-^PI.

1    . PP

^Mc~⁺~Ś^Pl _ 1925/

l<-

J ~'^uniinI]^RB

H.Kj^{1 3}

M_r

⁴¹ -sr®

InUlIIIimimimia—I

I,_

R_A = R_B = ^l- T(x)=jql-qx, ql² (1 x x²\

^{M(x) =} -^-2\6'~7 ⁺ 7⁷)'

M_a = M_b= ~-^ql². M_ma, = -^ql².

f 2£_ ""    384 El

10

Ra n+TTTrrY*^ c

^MAfk    J\*B

Q(x) = <7„y

7    3

- -- Qy( / /    /?g - TT ^ / (

*    20    20

^w4'4-^^łQ1'

^{M(Jf> =} ^56“ [⁹ 7 “¹⁰ (t)' “ ²]‘

M_a =--— q_Al²; M_B=-—q_Al²,

a 20    30

= M_C = 0,021 q_Al².

f —S£_

™'    7685/

216