3
51. , , ?
. 1,5-2
. 2,5-3
. 3,5-4
. 4,5-5
. 5,5-6
52. ,
. (2,5-4) D
. (4-6,5) D
. (6,5-8) D
. (8 -10) D
. (10-11) D
53.
. 0,001
. 0,01
. 0,05
. 0,07
. 1,0
54.
. Q= p D n l Sr k,
. Q= p D n/ l Sr k
. Q= p D/ n l Sr,
. Q= p D n l/ Sk,
. Q= D n l/ Srk,
55.
. ,
. ,
. ,
. ,
. ,
56.
.
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57.
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.
58.
.
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59. -6?
6-.
.
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.
60. -7?
7-.
.
.
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.
61. -8?
8-.
.
.
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.
62. -9?
9-.
.
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.
63. -10?
10-.
.
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64. -11?
11-.
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.
.
65. 1*
. d = (0,6÷0,7)D
. d = (0,7÷0,8)D
. d = (0,8÷0,9)D
. d = (0,9÷1,0)D
. d = (1,0÷1,1)D
66. 1*,
. b = (0,1÷0,2)D
. b = (0,2÷0,3)D
|
|
|
. b = (0,3÷0,4)D
. b = (0,4÷0,5)D
. b = (0,5÷0,6)D
67. ,
. d = (0,1÷0,2)D b = (0,1÷0,5)D
. d = (0,3÷0,5)D b = (0,5÷1,0)D
. d = (0,5÷0,7)D b = (1,0÷1,5)D
. d = (0,7÷0,9)D b = (1,5÷2,0)D
. d = (0,9÷1,0)D b = (2,0÷2,5)D
68.
. d = (0,10÷0,25)D h = (0,1÷0,3)D
. d = (0,33÷0,58)D h = (0,5÷0,6)D
. d = (0,64÷0,81)D h = (0,7÷0,8)D
. d = (0,87÷0,98)D h = (0,8÷0,9)D
. d = (1,11÷0,23)D h = (1,0÷1,5)D
69.- ,
.
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.
70. ,
= ω2R/g, g
.
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71. - ,
= ω2R/g, ω
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.
72. - ,
= ω2R/g, R
.
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.
73. , , ∑=2πzhω2rg-1 r -
.
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74. , , ∑=2πzhω2rg-1 z -
.
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75. , , ∑=2πzhω2rg-1 h -
.
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.
