1. Pendulum dị mfe nwere eriri dị sentimita iri anọ n'ogologo, a kwụnyekwara otu narị gram n'akụkụ ala nke eriri ahụ. Ọ bụrụ na ọsọ ọsọ nke ike ndọda bụ mita iri n'otu oge2 Ya mere, oge na ugboro ole nke pendulum dị mfe bụ...
Mkparịta ụka
A maara :
Ogologo eriri (l) = 40 cm = 0,4 mita
Ọsọ ọsọ n'ihi ike ndọda (g) = 10 m/s2
A jụrụ : Oge (T) na ugboro ole (f)
Ihe atụ ise nke modulus nke nrụzi nke Young - nsogbu nrụgide
1. A na-eji ike Newton 100 dọpụta eriri naịlọn nke dị mm 2. Chọpụta nrụgide dị n'ime eriri ahụ!
Mkparịta ụka
A maara :
Ike nrụgide (F) = 100 Newton
Dayameta eriri (d) = 2 mm = 0,002 mita
Radius nke eriri (r) = 1 mm = 0,001 mita
A jụrụ : Nsogbu eriri
Ihe atụ 7 nke ajụjụ gbasara ikike capacitor efere yiri nke ahụ
1. Ihe na-eme ka ihe dị n'otu efere nwere ikike nke C nwere ikike ikuku nke εo, mpaghara nkewa A na anya dị n'etiti efere d. Ọ bụrụ na amụbaa mpaghara nkewa nke capacitor ruo ugboro anọ, anya dị n'etiti efere na-aghọ 2d na ikike ikuku na-aghọ 5εo, ya mere ikike capacitor efere yiri nke ahụ ọ na-aghọ...
Mkparịta ụka
Ihe atụ 9 nke nsogbu injin okpomọkụ (itinye iwu nke abụọ nke thermodynamics n'ọrụ)
1. N'otu okirikiri, injin na-amịkọrọ okpomọkụ ruru 3000 site na ebe a na-echekwa okpomọkụ dị elu ma na-ajụ 1000 Joules nke okpomọkụ gaa na ebe a na-echekwa okpomọkụ dị ala. Chọpụta arụmọrụ nke injin okpomọkụ!
Mkparịta ụka
Injin okpomọkụ Okwu ahụ bụ "injin okpomọkụ" e zoro aka na ya n'ajụjụ ndị dị na peeji a abụghị otu ihe ahụ dị ka injin Carnot. Injin Carnot bụ injin okpomọkụ zuru oke ma dị naanị n'echiche. N'ụzọ dị iche, injin okpomọkụ e zoro aka na ya n'ajụjụ a bụ injin okpomọkụ n'ezie, ọ bụghị injin okpomọkụ n'echiche (injin Carnot).
11 Ihe atụ nke ajụjụ gbasara itinye iwu mbụ nke thermodynamics n'ọrụ na usoro thermodynamic dị iche iche (isobaric, isothermal, isochoric)
1. Grafụ dị n'okpuru na-egosi okirikiri thermodynamic nke gas na-ahụ. Ọrụ gas na-arụ bụ ABCD…
Mkparịta ụka
A maara :
Nrụgide 1 (P)1) = 2 x 105 Pa
Nrụgide 2 (P)2) = 4 x 105 Pa
Mpịakọta nke 1 (V)1) = 1 mita3
Mpịakọta nke 2 (V)2) = 3 mita3
A jụrụ Ọrụ gas rụrụ na usoro okirikiri ABCD
Jawab :
Ọrụ gas = mpaghara akụkụ anọ ABCD.
W = (P)2 - P1) (V2 - V1)
W = (4 x 105 - 2 x 105)(3 – 1)
W = (2 x 105(2)
W = 4 x 105 Joule
Ọrụ gas na-arụ na usoro okirikiri ABCD bụ 4 x 105 Joule.
3 Ihe atụ nke ajụjụ gbasara itinye iwu mbụ nke thermodynamics n'ọrụ na usoro isochoric (olu na-agbanwe agbanwe)
1. Eserese nke nrụgide (P) megide olu (V) nke gas na-aga usoro isochoric. Ọrụ gas na-arụ n'usoro AB bụ…
Mkparịta ụka
Usoro AB = usoro isochoric (olu na-agbanwe agbanwe). Na olu isochoric, olu nke gas (na olu nke oghere) anaghị agbanwe agbanwe yabụ gas anaghị arụ ọrụ ọ bụla.
2. Mkpụrụ ndụ atọ nke gas monatomic na okpomọkụ nke 47 o C na nrụgide nke 2 x 10 5 Pascal na-aga usoro isochoric ruo mgbe nrụgide ahụ na-abawanye ruo 3 x 10 5 Pascal. Mgbanwe na ike dị n'ime nke gas bụ… Igwe gas zuru ụwa ọnụ (R) = 8,315 J/mol.K
Ihe atụ ise nke itinye iwu mbụ nke thermodynamics n'ọrụ na usoro isothermal (okpomọkụ na-adịgide adịgide)
1. Grafụ dị n'okpuru na-egosi ezigbo gas a na-enweta usoro isothermal (ụzọ). Ọrụ gas na-arụ n'usoro AB bụ…
Mkparịta ụka
Arụchaala ọrụ = mpaghara dị n'okpuru mgbagọ AB = mpaghara nke triangle + mpaghara nke rektangulu
W = [½ (8 x 10)5-4 x 105)(3-1)] + [4 x 105 (3-1)]
W = [½ (4 x 10)5)(2)] + [4 x 105 (2)
W = [4 x 105] + [8 x 10]5]
W = 12 x 105 Joule
6 Ihe atụ nke ajụjụ gbasara itinye iwu mbụ nke thermodynamics n'ọrụ na usoro isobaric (nrụgide na-adịgide adịgide)
1. Nrụgide (P) - eserese olu (V) nke gas na-agafe usoro isobaric. Ọrụ gas na-arụ n'usoro AB bụ…
Mkparịta ụka
A maara :
Nrụgide (P) = 5 x 105 Nkem2
Mpịakọta mbụ (V)1) = 2 mita3
Mpịakọta ikpeazụ (V)2) = 6 mita3
A jụrụ : ọrụ emere na usoro AB
Ihe atụ 3 nke ajụjụ gbasara iwu mbụ nke thermodynamics
1. A na-agbakwunye joules okpomọkụ 3000 na sistemụ, sistemụ ahụ na-arụkwa ọrụ joules 2500 na gburugburu. Mgbanwe nke ike dị n'ime sistemụ ahụ bụ…
Mkparịta ụka
A maara :
Okpomọkụ (Q) = +3000 Joules
Ọrụ (W) = +2500 Joules
A jụrụ : mgbanwe na ike dị n'ime
Jawab :
Ihe atụ iri na itoolu nke ajụjụ gbasara echiche Kinetic nke gas
1. Gas zuru oke n'ime akpa mechiri emechi nwere nrụgide P na olu V na mbụ. Ọ bụrụ na nrụgide gas amụbaa ruo ugboro anọ nke mbụ ma olu gas ahụ anọgide na-agbanwe agbanwe, oke nke ike kinetic mbụ na ike kinetic ikpeazụ nke gas ahụ bụ...
Mkparịta ụka
A maara :
Nrụgide mbụ (P)1) = P
Nrụgide ikpeazụ (P)2) = 4P
Mpịakọta mbụ (V)1) = V
Mpịakọta ikpeazụ (V)2) = V