NOTICE
Searcing for a Formula?
Q&A
Board
Archive
FAQ
Guest Book
ezFormula?
Guide
Calculator
·Î±×ÀÎ
ID
PW
JOIN
PWã±â
My Favorites
My Calculator
Write Calculator
´Ü¼ø °è»ê±â Simple Calculator
Deg
Rad
Gad
´ÜÀ§ °è»ê±â Unit Converter
±æÀÌ Length
¸éÀû Area
ºÎÇÇ Volume
Áú·® Mass
¾Ð·Â Pressure
Èû Force
¿¡³ÊÁö Energy
¹Ð¸®¹ÌÅÍ(mm)
¼¾Æ¼¹ÌÅÍ(cm)
¹ÌÅÍ(m)
ų·Î¹ÌÅÍ(km)
ÀÎÄ¡(inch)
ÇÇÆ®(ft)
¾ßµå(yd)
¸¶ÀÏ(mile)
¹Ð¸®¹ÌÅÍ(mm)
¼¾Æ¼¹ÌÅÍ(cm)
¹ÌÅÍ(m)
ų·Î¹ÌÅÍ(km)
ÀÎÄ¡(inch)
ÇÇÆ®(ft)
¾ßµå(yd)
¸¶ÀÏ(mile)
1st Step for All
Science
õ¹®ÇÐ Astronomy
»ý¹°ÇÐ Biology
ÈÇÐ Chemistry
ÁöÁúÇÐ Geology
¼öÇÐ Mathematics
¹°¸® Physics
Engineering
Ç×°ø¿ìÁÖ Aerospace
³ó¾÷ Agriculture
»ý¹° Biological
ÈÇÐ Chemical
Åä¸ñ°øÇÐ Civil
Àü±â°øÇÐ Electrical
ȯ°æ Environmental
»ê¾÷ Industrial
Çؾç Marine
Àç·á Materials
±â°è Mechanical
¿øÀÚ·Â Nuclear
Architecture
°ÇÃà Architecture
Health
°Ç°º¸°Ç Health
ETC
±âŸ ETC
Calculator No
Calculator Title
Uploader
Date
View
Book Mark
1113051
¡à Boyle¡Çs law (volume of gas depending on the pressure change)[0]
anyway
2018-09-10
452
·Î±×ÀÎ login
1113050
¢Ç Analysis of quadratic equations and functions[0]
¾îÁ¦Ã³·³
2018-09-10
4447
·Î±×ÀÎ login
1113049
¢Ç ÀÌÂ÷¹æÁ¤½Ä(quadratic equation), ±Ù°ú °è¼ö¿ÍÀÇ °ü°è(relation between roots and coefficients)[0]
¾îÁ¦Ã³·³
2018-09-10
812
·Î±×ÀÎ login
1113048
¡à ÀÏÁ¤ ½Ã°£ °£°ÝÀ¸·Î Ãâ¹ßÇÏ´Â ¹ö½º¸¦ ƯÁ¤ ½Ã°£ ÀÌ»ó ±â´Ù¸®´Â È®·ü[0]
¿ä¼ú·¥ÇÁ
2018-09-08
889
·Î±×ÀÎ login
1113047
¡à ÄÉÀÌÅ©¸¦ ¸¸µé¶§ ±Á±â ¼Õ½Ç¿¡ µû¸¥ ºÐÇÒ¹ÝÁ×ÀÇ ¾ç[0]
³Ã¸éÁßµ¶
2018-09-07
680
·Î±×ÀÎ login
1113046
¡à Calculation of speed of train passing through a bridge/tunnel[0]
picktime
2018-09-06
444
·Î±×ÀÎ login
1113045
¡à Calculation of length of a train passing through a bridge/tunnel[0]
picktime
2018-09-06
460
·Î±×ÀÎ login
1113044
¡à Relationship between electric work (Wh) and electric power (W)[0]
ppippi
2018-09-06
477
·Î±×ÀÎ login
1113043
¡à ºñƲ¸² ¸ð¸àÆ®¸¦ ¹Þ´Â ¿øÇüºÀ(Ãà)ÀÇ ÃÖ¼Ò Á÷°æ[0]
¹Ö±âÀû
2018-09-06
2520
·Î±×ÀÎ login
1113042
¡à ºñƲ¸² ¸ð¸àÆ®¸¦ ¹Þ´Â ¿øÇüºÀ(Ãà)¿¡ ¹ß»ýÇÏ´Â Àü´ÜÀÀ·Â[0]
¹Ö±âÀû
2018-09-06
1490
·Î±×ÀÎ login
1113041
¡à ¿¬±ÝÀ» ÀϽúҷΠ¹ÞÀ» ¶§ÀÇ ¿ø±Ý¾×(¸Å¿ù ÀÏÁ¤±Ý¾×À» ¹Þ´Â °æ¿ì)[0]
ÀâÁÖ¸¸¼¼
2018-09-06
640
·Î±×ÀÎ login
1113040
¡à Strain[0]
nicebirdie
2018-09-05
1131
·Î±×ÀÎ login
1113039
¡à Speed of vehicle (km/hr) and wheel RPM[0]
prove
2018-09-05
609
·Î±×ÀÎ login
1113038
¡à Unit conversion : RPM ¡æ rad/s[0]
prove
2018-09-05
1255
·Î±×ÀÎ login
1113037
¡à Concentration of BOD in river after sewage inflow[0]
narsha
2018-09-05
621
·Î±×ÀÎ login
1113036
¡à ±³·® ¶Ç´Â ÅͳÎÀ» Áö³ª´Â ¿Â÷(±âÂ÷)ÀÇ ¼Ó·Â ±¸Çϱâ[0]
picktime
2018-09-04
562
·Î±×ÀÎ login
1113035
¡à ±³·® ¶Ç´Â ÅͳÎÀ» Áö³ª´Â ¿Â÷(±âÂ÷)ÀÇ ±æÀÌ ±¸Çϱâ[0]
picktime
2018-09-04
748
·Î±×ÀÎ login
1113034
¡à Equivalent (or composite) roughness coefficient (Pavloskii Method) [0]
r.soi.5
2018-09-04
505
·Î±×ÀÎ login
1113033
¡à Equivalent (or composite) roughness coefficient (Horton-Einstein Method)[0]
r.soi.5
2018-09-04
502
·Î±×ÀÎ login
1113032
¡à Flow velocity measurement by a Pitot tube[0]
208st
2018-09-04
560
·Î±×ÀÎ login
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202