Physics

Labari game da zane-zanen Ray don madubin convex

Idan wani abu yana gaban madubi mai lanƙwasa wanda ke nuna haske, madubin mai lanƙwasa zai samar da hoton abin. Idan an san nisan abin daga madubin mai lanƙwasa, ta yaya za a zana siffar abin? A ce wani abu yana gaban madubi mai lanƙwasa, kamar yadda aka nuna a hoton da ke ƙasa.

Layin lemu = madubi mai lanƙwasa

Layin shuɗi = babban ma'aunin

Kibiyar kore = abu

R = tsakiyar lanƙwasa na madubin mai lanƙwasa

f = mayar da hankali na madubin mai lanƙwasa

Karin bayani

Ma'anar madubin da ke da santsi

Wani nau'in madubi da ake amfani da shi a rayuwar yau da kullum shine madubin mai lanƙwasa. Madubin mai lanƙwasa yana da siffofi masu lanƙwasa, inda saman madubin, wanda ke nuna haske, ke lanƙwasa gaba.

Amfani da madubin convex

Idan ka taɓa ganin babur ko madubin baya na mota, ba shakka, ka riga ka san amfani da madubin baya a rayuwar yau da kullun. Ana amfani da madubin baya a matsayin madubin baya saboda hotunan da madubin baya suka yi a tsaye suke, kuma hotunan sun fi ƙanƙanta fiye da abubuwa don haka suna da faɗin ra'ayoyi. Baya ga ƙaramin girman hoto, duk hotunan da madubin baya suka yi a zahiri ne.

Karin bayani

Labari game da Halayen hoton da madubi mai lanƙwasa ya ƙirƙira

Nisa tsakanin abu da abu ya fi ƙanƙanta fiye da tsawon madubin da ke da siffar kusurwa (d o < f)

Dangane da lissafin samuwar hoton ta hanyar madubin mai lanƙwasa, an kammala da cewa idan nisan abu (yi) ya fi ƙanƙanta fiye da tsawon mai da hankali (f), to halayen hoton sune:

- Ma'anar kama-da-wane ita ce hasken ba ya ratsa hoton

- Tsaye

Karin bayani

Labarin game da Lissafin madubi mai siffar concave

Kafin a samar da lissafin madubin mai lanƙwasa, da farko a karanta wasu ƙa'idodin alamun madubin mai lanƙwasa a ƙasa.

Dokokin alamar madubi mai lanƙwasa

– Nisa tsakanin abu (yi)

Idan abin yana gaban madubi wanda ke nuna haske, nisan abin (yi) yana da kyau.

– Nisa ta hoto (di)

Idan hoton yana gaban madubi wanda ke nuna haske, inda haske ke ratsa hoton, to nisan hoton (di) yana da kyau (ainihin hoto). Idan hoton yana bayan madubi wanda ke nuna haske, inda haske bai ratsa hoton ba, to nisan hoton yana da kyau (ainihin hoto).

Karin bayani

Domin fahimtar hoton wani abu da madubi mai siffar ƙwallo ya samar, koyi misalan matsaloli da mafita a ƙasa. A cikin wannan fitowar, ana ɗaukar abin a wani nisa daga madubin mai siffar ƙwallo, sannan a zana siffar hoton ta hanyar madubin mai siffar ƙwallo,

Nisa daga hoton madubin mai lanƙwasa da kuma girman hoton da madubin mai lanƙwasa ya samar.

Yi la'akari da madubi mai kauri mai tsawon inci 20. Zana siffar hoton sannan ka tantance nisan hoton da girman hoton idan:

a) nisan abubuwa ya fi ƙanƙanta fiye da nisan tsayin mai da hankali (yi)

Karin bayani

Labari game da zane-zanen Ray don madubai masu lanƙwasa

Idan wani abu yana gaban madubi mai siffar ƙwallo wanda ke nuna haske, madubin mai siffar ƙwallo zai samar da hoton abin. Idan an san matsayin abin a gaban madubin mai siffar ƙwallo, ta yaya za a zana siffar abin? Don fayyace wannan, a ce wani abu yana gaban madubi mai siffar ƙwallo, kamar yadda aka nuna a ƙasa.

Layin lemu = madubi mai kauri

Layukan shuɗi = babban ma'aunin

Kibiya (kore) = abu

R = tsakiyar lanƙwasa na madubin mai lanƙwasa

Karin bayani

Ma'anar madubi mai lanƙwasa

Wani nau'in madubi da ake amfani da shi a rayuwar yau da kullum shine madubi mai siffar lanƙwasa. Madubi mai siffar lanƙwasa madubi ne mai siffar lanƙwasa, inda saman madubi ke nuna lanƙwasa masu haske a baya.

Amfanin madubin concave

Idan kana son ka lura da fatar fuskarka a sarari kuma dalla-dalla, rufe fuskarka da saman madubi mai lanƙwasa wanda

Yana nuna haske ta yadda hoton fuskarka zai yi girma kuma za a iya ganin ramukan fatar fuska a sarari. Hoton fuskarka ya fi fuskarka girma saboda madubin yana faɗaɗa hoton, inda hakan ke faruwa lokacin da nisan fuskarka daga madubin da ke daure ya fi na madubin da ke daure ƙanƙanta fiye da tsawon madubin da ke daure. Domin yana iya faɗaɗa hotuna, mata galibi suna amfani da madubin da ke daure don yin ado da amfani da su ga maza yayin aski.

Karin bayani

Ma'anar madubin jirgin sama

Madubin jirgin sama madubi ne wanda ke da saman da ba shi da faɗi, inda ɗaya daga cikin samansa an lulluɓe shi da ƙarfe mai haske don saman madubin jirgin ya iya nuna sama da kashi 95 cikin 100 na hasken da ya buge shi. Idan ka haskaka fitila zuwa saman madubin jirgin sama, madubin jirgin yana nuna haske don idanunka su haskaka idan madubin ya nuna walƙiya ga idanunka. Akasin haka, idan ka tsaya a gaban madubi a rana, fuskarka tana nuna hasken rana zuwa saman madubin, kuma a lokaci guda, madubin yana nuna haske zuwa gare ka. Idan ka tsaya a gaban madubin jirgin da daddare, to fuskarka tana nuna hasken wutar lantarki.

zuwa saman madubin jirgin, kuma a lokaci guda, madubin jirgin yana nuna hasken wutar lantarki zuwa gare ku.

Karin bayani

Labari game da tunani mai zurfi da tunani mai yaɗuwa

Idan ka tsaya a gaban madubin jirgin sama, za ka iya ganin hoton fuskarka da madubin jirgin sama ke nunawa. Idan ka tsaya a gefen madubin jirgin sama, za ka iya ganin fuskarka a bayan madubin jirgin sama? Za ka iya ƙara bincika wannan ta hanyar haskaka fitilar a kan saman madubin da aka yi da'ira. Idan aka nuna fitilar a tsaye a saman madubin jirgin sama, za a iya ganin fitilar da madubin jirgin ke nunawa. Amma idan ka tsaya a gefen madubin jirgin sama, to ka kunna fitilar zuwa tsakiyar madubin da aka yi da'ira, to ba za ka iya ganin hasken fitilar ba!

Abubuwa daban-daban suna faruwa idan ka lura da wani abu a rana. Ana iya ganin abubuwa kamar littattafai, duwatsu, ko tebura a rana saboda suna nuna hasken rana. Waɗannan abubuwa, kamar madubi a cikin matsalar da ta gabata. Lokacin da wani abu yake gaban madubin jirgin sama, abin yana nuna hasken rana zuwa saman madubin jirgin sama. Hasken rana da wani abu ke nunawa zuwa saman madubin jirgin sama ana nuna shi ta madubin jirgin sama zuwa ido don mu iya ganin inuwar abin da ke bayan madubin jirgin. Abubuwa daban-daban suna faruwa ga littattafai, duwatsu, ko tebura. A lokacin rana, ana fitar da hasken rana zuwa littafin, kuma littafin yana nuna hasken rana a cikin idanu, don haka za mu iya ganin littafin. Da dare, ana fitar da haske zuwa littafin, kuma littafin yana nuna hasken fitila zuwa ido, don haka za mu iya ganin littafin.

Karin bayani

Labarin game da Dokar Haske

Ma'anar tunani

Ana iya fassara tunani a matsayin wani abu da ke canza alkiblar motsi na wani abu saboda abin ya bugi shinge. Idan ka jefa kwallo a bango, kwallon tana bayyana ne saboda kwallon ta bugi bango.

Hasken haske

Idan haske ya fito daga hasken rana ko wasu hanyoyin haske kamar fitilun lantarki, haske yana motsawa daga tushen haske ta kowace hanya. Idan haske ya bugi shinge kamar littafi, bango ko madubi, hasken yana nuna ta wannan shingen. Alkiblar hasken bayan ya bugi abin shinge ya bambanta da alkiblar motsi na hasken kafin ya bugi shingen. Ana iya cewa hasken yana nuna wani abu ne da haske ke bugi shinge don haka alkiblar haske ta canza; alkiblar motsi na haske bayan ya bugi abin shinge ya bambanta da alkiblar motsi na haske kafin ya bugi shingen.

Karin bayani