Введение в технику физических измерений. Мустафина Г.А - 16 стр.

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Рубрика: 

18
Задания:
1) Вывести формулы абсолютных и относительных погрешностей для
лабораторных работ.
3
0
α
tgf =
0
α
tgrf
=
2
1
21
2
2
)(2
gtm
lmmgtm
f
+
=
10
+=
2
2
2
|
2
2|
24
L
R
m
gLTm
J
x
π
4
+
= 1
)(
1
1
22
hhh
h
gtmrJ
14
21
1
hh
h
=
γ
5
)(
)(4
2
1
2
21
2
1
2
20
TThm
rrTm
v
=
ϕπ
16
)2,11(
)(
18
1
21
2
R
d
l
t
gd
+
=
ρ
ρ
η
6
τ
1
mv
F =
2
1
τ
Rv
r =
2
4
τπ
R
m
P =
18
2
0
)(2
t
yy
a
y
=
tav
yy
=
t
yy
v
k
=
mgF
y
Δ=
8
ν
Δ
=
xv 2
21
gmmF )(
21
+
=
h
F
ab
l
E
Δ
=
3
3
4
22
+
+
+
=Δ
10
20
0
020
21
ln
)(
2 ghP
ghP
T
VghP
i
S
ρ
ρρ
+
+
=Δ
0
40
0
040
43
ln
)(
2 P
ghP
T
VghP
i
S
ρρ
                                                 Задания:
1)     Вывести формулы абсолютных и относительных погрешностей для
лабораторных работ.
                      f = tgα 0

                     f = r ⋅ tgα 0
                                                                                        | ⎛ R2       ⎞
                                                                                             2
№3                                                        № 10             m | gLT 2
                                                                      Jx =           − m ⎜⎜    + L2 ⎟⎟
                 m2 gt 2 − 2( m1 + m2 )l                                    4π   2
                                                                                          ⎝ 2        ⎠
           f =
                          m1 gt 2

                   ⎡           h1        ⎤                                                h1
№4        J = mr 2 ⎢ gt 2             − 1⎥                № 14                   γ =
                   ⎣      h ( h1 + h ) ⎦                                               h1 − h2

               4π ⋅ m0 ⋅ ϕ ⋅ T ⋅ ( r22 − r12 )                              1            ( ρ1 − ρ 2 ) ⋅ t
                                                                      η=      ⋅ gd 2 ⋅
№5        v=                                              № 16             18                         d
                   m ⋅ h1 ⋅ (T22 − T12 )                                               l ⋅ (1 + 1,2 ⋅ )
                                                                                                      R
                            mv1
                      F=
                             τ                                                2( y − y 0 )
                                                                       ay =                      v y = a yt
                            Rv1τ                                                  t2
№6                   r=                                   № 18
                             2                                                 yk − y
                                                                         v=                  Fy = Δmg
                             m                                                    t
                   P = 4⋅
                            πRτ 2
                                                                              F = ( m1 + m2 ) g
№8                   v = 2 Δx ⋅ ν                         № 21                        l3     F
                                                                               E=          ⋅
                                                                                     4ab Δh
                                                                                         3



                                                                     ⎛           ⎞
                                                                     ⎜           ⎟
                                            i ( P0 + ρgh2 ) ⋅ V0     ⎜ P0 + ρgh2 ⎟
                                   ΔS1→2   = ⋅                   ⋅ ln⎜
                                            2        T0                P + ρgh1 ⎟
                                                                     ⎜ 0         ⎟
                                                                     ⎜           ⎟
                                                                     ⎝           ⎠
№ 22                                                                 ⎛           ⎞
                                                                     ⎜           ⎟
                                            i ( P0 + ρgh4 ) ⋅ V0     ⎜ P0 + ρgh4 ⎟
                                  ΔS 3→4   = ⋅                   ⋅ ln⎜           ⎟
                                            2         T0                   P0
                                                                     ⎜           ⎟
                                                                     ⎜           ⎟
                                                                     ⎝           ⎠




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