Misalan Tambayoyi 6 na Canjin Da'irar Wutar Lantarki ta Yanzu
1. Kalli hoton da'irar RLC mai zuwa! Idan da'irar impedance 250 Ω ce, to juriyar resistor (R) ita ce…..
A. 50 Ω
B. 200 Ω
C. 400 Ω
D. 600 Ω
E. 800 Ω
Tattaunawa
Misali na Tambayoyin Shigar da EMF ta hanyar amfani da na'urar lantarki
Misalan 10 na Tambayoyin Shigar da Electromagnetic a cikin EMF
1. Janareta yana da na'ura mai juyi da dama N da kuma yanki mai giciye-sashe A. Na'urar tana cikin filin maganadisu B, sannan a juya ta a saurin kusurwa ω don a samar da matsakaicin EMF da aka haifar na volts 50. Idan filin maganadisu ya canza zuwa kashi 1/2 na ƙimarsa ta asali kuma saurin kusurwarsa ya canza zuwa sau 4 na ƙimarsa ta asali, to matsakaicin EMF da aka haifar zai kasance...
A. 25 volt
B. volts 50
C. volts 100
D. volts 200
Wutar lantarki ta E. 250 volts
Tattaunawa
Misalan Tambayoyi 22 game da Tasirin Magnetic Induction da Magnetic Force
Misalan Tambayoyi 22 game da Tasirin Magnetic Induction da Magnetic Force
1. Kalli hoton da ke gefe!
Matsayin waya ta uku da kuma alkiblar wutar lantarki ta yadda waya ta uku ba za ta fuskanci ƙarfin maganadisu da aka auna daga waya ta farko ba...
A. 9 cm sama da alkiblar halin yanzu
B. Hanya ta yanzu sama da santimita 6
C. 6 cm ƙasa alkiblar halin yanzu
D. 3 cm sama da alkiblar halin yanzu
E. 3 cm ƙasa alkiblar halin yanzu
Tattaunawa
Misali na Da'irar Wutar Lantarki Kai Tsaye
Misalan 9 na Tambayoyin Da'irar Wutar Lantarki Kai Tsaye
1. Kalli hoton tsarin resistor da ke ƙasa! Girman wutar lantarki ta hanyar R 1 shine…
A. 2,0 Ampere
B. 2,5 Ampere
C. 4,0 Amperes
D. 4,5 Amperes
E. 5,0 Ampere
Tattaunawa
An sani :
Resistor 1 (R)1) = 4 Ω
Resistor 2 (R)2) = 4 Ω
Resistor 3 (R)3) = 8 Ω
Wutar lantarki (V) = Volts 40
An tambaya : Na yanzu zuwa R1
Jawab :
Misalan tambayoyi akan Hasken Waves
Misalai 11 na Raƙuman Haske
Kula da waɗannan kalamai:
(1) Maye gurbin grid ɗin da grid ɗin da ƙarin adadin layuka a kowace milimita.
(2) Hasken da ke faɗuwa daga shuɗi zuwa rawaya
(3) Canza hasken da ke fitowa daga ja zuwa kore
(4) Matsar da allon kusa da grid ɗin
Abin da ke cikin ƙoƙarin ƙara faɗin band mai haske a cikin gwajin grating na diffraction shine...
Tattaunawa
Misalan tambayoyi akan Injin Waves
Misalai 13 na Raƙuman Inji
1. Bambancin mataki na raƙuman ruwa masu ratsawa
Kalli hoton da ke ƙasan hoton sinusoidal wave !
Idan tsawon sinusoid ɗin da ke sama ya kai cm 80, to, wurin da ke da bambancin mataki na ¾ shine…
A. P tare da Q
B. P tare da R
C. P tare da S
D. Q tare da S
E. R tare da S
Tattaunawa
Dokar Ampere
Dokar Ampere
Masanin kimiyya ɗan ƙasar Faransa Andre Marie Ampère (1775–1836) ya gabatar da alaƙa ta gaba ɗaya tsakanin wutar lantarki da ke gudana ta kowace na'urar jagoranci da kuma filin maganadisu da ake samarwa a kusa da ita. Wannan ita ce Dokar Ampère. Lissafin da ke ƙasa yana bayyana Dokar Ampère.
—–> Dokar Ampere
Jimlar sassan (Σ) na filin maganadisu (B) daidai da tsawon naúrar mai jagora, ninka tsawon naúrar mai jagora (∆l), daidai yake da samfurin µo ( µo = 4π x 10 -7 Tm/A) da kuma wutar lantarki (I).
Ƙarfin maganaɗisu tsakanin wayoyi biyu madaidaiciya masu layi ɗaya waɗanda ke ɗauke da wutar lantarki
Kayan Aiki Ƙarfin maganadisu tsakanin wayoyi biyu madaidaiciya masu layi ɗaya waɗanda ke ɗauke da wutar lantarki
Wutar lantarki da ke ratsawa ta cikin waya tana ƙirƙirar filin maganadisu a kusa da ita. Idan wayar madaidaiciya ce, layukan filin maganadisu suna samar da da'ira, tare da wayar madaidaiciya a tsakiyar da'irar.
Idan akwai wayoyi guda biyu masu layi ɗaya madaidaiciya kuma aka raba su da nisa L, to za a ji filin maganadisu da wutar lantarki ta samar a cikin wayar da ke gudanar da aiki 1 a cikin waya mai gudanar da aiki 2, haka nan filin maganadisu da wutar lantarki ta samar a cikin waya mai gudanar da aiki 2 ana ji a cikin waya mai gudanar da aiki 1.
Girman ƙarfin maganadisu
Filin maganadisu da wutar lantarki ke haifarwa a cikin dogon waya madaidaiciya
Kayan aiki game da filayen maganadisu da wutar lantarki ke haifarwa a cikin dogon waya madaidaiciya
batu Wutar lantarki, cajin lantarki, filin maganadisu, ƙarfi maganadiso mazaBayyana cewa wutar lantarki na iya samar da filin maganadisu. Idan wutar lantarki tana gudana ta cikin waya mai tsayi, madaidaiciya, ana samar da filin maganadisu, tare da layukan filin maganadisu suna samar da da'ira a kusa da wayar a matsayin tsakiya. Hoton da ke hannun dama ya nuna wannan.
Wutar lantarki, cajin lantarki, filin maganadisu, ƙarfin maganadisu
Kayan aiki game da wutar lantarki, cajin lantarki, filin maganadisu, ƙarfin maganadisu
A shekara ta 1819, wani masanin kimiyya ɗan ƙasar Denmark mai suna Hans Christian Oersted (1777–1851) ya gano alaƙar da ke tsakanin maganadisu da wutar lantarki , ko kuma cajin motsi . Ya gano cewa lokacin da allurar kamfas take kusa da waya mai ɗauke da wutar lantarki, sai ta karkace. Idan babu wutar lantarki, allurar kamfas ɗin ta nufi arewa.
Allurar kamfas maganadisu ce, don haka ƙarfin maganadisu zai iya motsa ta . Daga ina ƙarfin maganadisu (F) yake fitowa? Kusa da allurar kamfas akwai waya mai ɗauke da wutar lantarki, don haka wutar lantarki dole ne ta samar da ƙarfin maganadisu.
Duba hoton da ke hannun dama. Yi amfani da ƙa'idar hannun dama don tantance alkiblar wutar lantarki da kuma alkiblar filin maganadisu. Idan wutar lantarki (I) ta motsa sama, alkiblar filin maganadisu (B) za ta kasance kamar yadda aka nuna a hoton da ke hagu. Akasin haka, idan wutar lantarki ta motsa ƙasa, alkiblar filin maganadisu za ta kasance kamar yadda aka nuna a hoton da ke hannun dama.