Ilimi:Ilimin sakandare da makarantu

Yadda za a sami taro?

Yawancinmu a makaranta sun tambayi wannan tambaya: "Yaya za a sami taro na jiki"? Yanzu za mu yi kokarin amsa wannan tambaya.

Tabbatar da salla ta hanyar girmanta

Idan kana da gwargwadon jirgi ga lita ɗari biyu. Kuna so ku cika shi da man fetur dinel wanda kuke amfani dasu don ƙona gidanku na tukunyar kuɗi. Yaya za a samu taro na wannan ganga cika da man fetur din diesel? Bari mu yi ƙoƙarin warware wannan aikin mai sauƙi a kallon farko da ku.

Don warware matsalar, da yadda za a sami da yawa daga abu ta hanyar da girma quite sauƙi. Don yin wannan, yi amfani da tsari don ƙayyadadden kwayoyin halitta

P = m / v,

Inda p shine takamaiman nau'in abu;

M ita ce taro;

V - shagaltar da ƙara.

A matsayin ma'auni na taro, za a yi amfani da girama, kilogram da ton. Matakan kundin: centimeters cubic, decimeters da mita. Za'a ƙididdige ƙimar musamman a kg / dm³, kg / m³, g / cm³, t / m³.

Saboda haka, daidai da yanayin matsalar, muna da gangamin gilashi da lita ɗari biyu. Wannan yana nufin cewa ƙararsa ita ce 2 m³.

Amma kuna so ku koyi yadda za ku sami taro. Daga wannan samfurin an samo shi kamar haka:

M = p * v

Da farko, muna bukatar mu sami darajar r - takamaiman yawa na man dizal. Zaka iya samun wannan darajar ta yin amfani da shugabanci.

A cikin littafin mun sami p = 860.0 kg / m³.

Sa'an nan kuma mu musanya waɗannan dabi'u a cikin tsari:

M = 860 * 2 = 1720.0 (kg)

Ta haka ne, an sami amsa ga tambayar yadda za a samu taro. Ɗaya daga cikin ton da nau'in kilogram ashirin ne nauyin nauyin man fetur din diesel ɗari biyu. Sa'an nan kuma zaku iya lissafta nauyin nauyin ganga da kuma damar karfin ƙarƙashin ganga tare da hasken rana.

Tabbatar da salla ta hanyar yawa da kuma girma

Sau da yawa a cikin ayyuka masu amfani a kimiyyar lissafi, zaku iya samun irin waɗannan abubuwa a matsayin taro, yawa da kuma girma. Don magance matsalar, yadda za a sami taro na jiki, kana buƙatar sanin girmanta da yawa.

Abubuwan da za ku buƙaci:

1) Roulette.

2) Kalkaleta (kwamfuta).

3) Dama don aunawa.

4) Mai mulki.

An sani cewa abubuwa da nau'i daidai, amma daga kayan daban-daban, zasu kasance daban-daban (misali, karfe da itace). Yawan jikin da aka yi daga wani abu (ba tare da ɓoye ba) suna dacewa ne daidai da ƙarawar abubuwa a cikin tambaya. In ba haka ba, yawan lokaci shine rabo daga taro zuwa ƙarar abubuwa. Ana nuna wannan alamar "nau'in kwayar halitta". Za mu nuna ta ta wasika d.

Yanzu muna buƙatar magance matsala na yadda za mu sami taro daidai da tsarin d = m / V, inda

M shine taro na abu (a cikin kilo),

V shine ƙararsa (a cikin mita mai siffar sukari).

Saboda haka, yawancin kwayoyin halitta shine ma'auni na ɗigon ƙarar.

Idan kana bukatar ka sami yawa daga cikin kayan daga wanda abu ne wanda Ya halitta, ya kamata ka yi amfani da tebur na yawa, wanda za a iya samu a misali litattafai akan kimiyyar lissafi.

An ƙidaya ƙarar abu ta hanyar dabarar V = h * S, inda

V - girma (m³),

H - tsawo na abu (m),

S shine yanki na tushen abu (m²).

Idan ba za ku iya gane ma'aunin tsarin jiki ba, to sai ku nemi taimakon Archimedes. Don yin wannan, zaka buƙaci jirgi wanda yana da sikelin wanda zai iya auna ƙimar taya da kuma sauke abin cikin ruwa, wato, a cikin jirgin ruwa wanda akwai fissions. Matsayin da abin da ke ciki na jirgin ruwa zai karu shi ne ƙarar jiki wanda aka rushe shi.

Sanin ƙarar V da kuma d d na abu, zaka iya samo taro ta hanyar dabarar m = d * V. Kafin yin lissafin taro, ana buƙatar kawo dukkanin ma'auni a cikin tsarin guda ɗaya, alal misali, cikin tsarin SI, wanda shine tsari na duniya.

Bisa ga samfurin da ke sama, za a iya ƙaddamar da ƙaddamarwa ta ƙarshe: don samun darajar taro da ake buƙata tare da ƙwararren sanannun da sanannun sanannen, ana buƙatar ninka darajar yawancin abu daga abin da jiki yake yi ta ƙarar jiki.

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