1-LABORATORIYA ISHI.
Mahmudov Jayhun 212-19
UNIVERSAL LABORATORIYA STЕNDI BILAN TANISHISH. OM QONUNINI TADQIQ ETISH.
Ishning maqsadi: Universal laboratoriya stеndi bilan tanishuv va uning elеmеntlaridan foydalanishni o’rganish, NI Multisim dasturiy muhiti yordamida Om qonunini tadqiq etish.
Om qonuni tadqiq etish bo‘yicha topshiriq.
Variant №6 R1=1.2 kOm, R2=7.5 kOm, R3=13 kOm
Sxemaning NI Multisimda yig‘ilgan holati
O‘lchashdan olingan natijalar uchun jadvallar
𝐼1 = = = 0.833𝑚𝐴 𝐼2 = = = 0.133𝑚𝐴 𝐼3 = = = 0.076𝑚𝐴
1-jadval: R1=1,2kOm uchun.
U, V
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
I, mA
|
0
|
0.833
|
1.66
|
2.5
|
3.33
|
4.166
|
5
|
5.833
|
6.66
|
7.5
|
8.33
|
9.166
|
10
|
10.83
|
11.66
|
12.5
|
2- rasm. R=1,2kOm uchun. 𝐼 = 𝑓(𝑈) xarakteristikasi
2-jadval: R2=7,5kOm uchun.
U,V
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
I, mA
|
0
|
0.13
|
0.26
|
0.4
|
0.53
|
0.66
|
0.8
|
0.933
|
1.06
|
1.2
|
1.33
|
1.46
|
1.6
|
1.73
|
1.86
|
2
|
3- rasm. R=7.5kOm uchun. 𝐼 = 𝑓(𝑈) xarakteristikasi
3-jadval: R3=13kOm uchun.
U,V
|
0
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
I, mA
|
0
|
0.1
|
0.21
|
0.31
|
0.42
|
0.52
|
0.63
|
0.73
|
0.84
|
0.94
|
1.05
|
1.16
|
1.26
|
1.36
|
1.47
|
1.58
|
4- rasm. R=13kOm uchun. 𝐼 = 𝑓(𝑈) xarakteristikasi
xulosa
Multisim dasturida ishlash davomida u bilan ishlash ko`nikmasiga ega bo’ldim. Om qonuni bo’yicha kuchlanish(U) ning qarshilik(R) ga nisbati tok kuchini berishini bu dastur orqali amalda qilib ko’rdim. Tok kuchi kuchlanishga to’g’ri proporsional, qarshilikka esa teskari proporsional bo’lgani uchun 𝐼 = (𝑈) xarakteristikasidagi grafik ya’ni to’g’ri chiziq qarshilik qancha katta bo’lsa shunga mos burchak koefitsiyenti ham kichik bo’larkan ya’ni U(V) o’qiga ko’proq og’adi.
Do'stlaringiz bilan baham: |