Halayen hotunan madubi mai lanƙwasa

Nisa tsakanin abu da abin ya fi ƙanƙanta fiye da tsawon madubin da ke da lanƙwasa (s < f)
Dangane da lissafi akan hoton madubi mai lanƙwasa Za a iya kammala cewa idan nisan abu (s) ya fi ƙanƙanta fiye da nisan mai da hankali (f), to kaddarorin inuwa a cikin madubai masu lanƙwasa shine:
– Maya na nufin cewa hasken ba ya ratsawa ta cikin inuwa
– Tsaye ko ba a juye ba
– Da zarar wani abu ya fito daga madubi mai lanƙwasa, to girman hoton zai fi girma.
– Da zarar abin ya yi nisa da madubin mai siffar ƙwallo, haka nan ma hoton ya yi nisa da madubin mai siffar ƙwallo.

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Hoton madubi mai lanƙwasa

Domin fahimtar hoton wani abu da madubi mai lanƙwasa ya samar, duba misali mai zuwa tambaya da tattaunawa. A cikin wannan tambayar, ana ɗauka cewa abin yana da wani nisa daga madubin mai lanƙwasa, sannan an bayyana samuwar hoton abin ta madubin mai lanƙwasa , nisan hoton daga madubin mai lanƙwasa da kuma girman hoton da madubin mai lanƙwasa ya samar .

A ce madubi mai lanƙwasa yana da tsawon mai da hankali na 20 cm. Bayyana yadda hoton ya samo asali sannan a tantance nisan hoton da girmansa idan:
a) nisan abu ya fi ƙanƙanta fiye da nisan wurin mai da hankali (s < f)
b) abin yana nan a wurin madubin (s = f)
c) abin yana tsakanin wurin da aka fi mayar da hankali da kuma tsakiyar lanƙwasa madubin (f < s < R)
d) abin yana tsakiyar lanƙwasa madubin (s = R)

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Tambayoyi Misali na Tasirin Hoto na Wutar Lantarki

Misalai 6 na Tambayoyin Tasirin Photoelectric

1. Bayanin da ya dace game da tasirin hasken rana shine…

A. Za a iya bayyana abin da ya faru ta hanyar la'akari da haske a matsayin raƙuman ruwa.
B. Electron da ke fitowa daga saman ƙarfe zai ragu idan aka ƙara yawan hasken.
C. Ƙarfin haske ba ya shafar kuzarin electrons da ke fitowa daga saman ƙarfe.
D. Tasirin hasken rana yana faruwa ne a yankin infrared.
E. Tasirin hasken lantarki zai faru, muddin ƙarfin hasken da ke bugun ƙarfe ya isa.

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