Kimiyya

Misalai 9 na Tambayoyin Jirgin Sama Masu Karya

Yi nazarin kayan da ke kan dokokin Newton , ƙarfin al'ada da ƙarfin gogayya don fahimtar tattaunawar wannan tambayar sosai.

1. An saki tubalin kilogiram 5 a kan wani jirgin sama mai santsi kamar yadda aka nuna a hoton! (g = 10 ms ⁻² da tg 37 ^o = 3/4). Haɓaka tubalin shine...

A. 4,5 ms^-2

B. 6,0 ms ⁻²

C. 7,5 ms ⁻²

D. 8,0 ms ⁻²

E. 10,0 ms ⁻²

Tattaunawa

Karin bayani

Misalai 14 na Tambayoyin Canji

1. An sanya toshe A mai nauyin kilogiram 5 a kan wani wuri mai santsi, toshe B mai nauyin kilogiram 3 an rataye shi da igiya kuma an haɗa shi da toshe A ta hanyar pulley, idan g = 10 m/s ² an ƙayyade hanzarin toshe!

A. 3,50 m/s²

B. 3,75 m/s ²

C. 4,00 m/s ²

D. 5,00 m/s ²

E. 5,25 m/s ²

Tattaunawa

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Misalai 20 na Dokokin Newton

Dokar Farko ta Newton

1. Idan ƙarfin da ke aiki akan wani abu daidai yake da sifili, to...

(1) abin ba zai hanzarta ba

(2) abubuwa koyaushe suna hutawa

(3) canjin saurin abu sifili ne

(4) ba zai yiwu abu ya motsa a layi madaidaiciya a gudun da ba ya canzawa

Gaskiyar magana ita ce…

Karin bayani

Misalai 4 na Tambayoyin Ƙarfin Centripetal

1. Ana ɗaure wani abu mai nauyin gram 200 a kan igiya mai sauƙi sannan a juya shi a kwance tare da saurin kusurwa na 5 rad s ^-1 , kamar yadda aka nuna a cikin hoton da ke ƙasa. Idan tsawon igiyar shine l = 60 cm, to girman ƙarfin centripetal da ke aiki akan abu shine…

A. 0,3 N

B. 0,6 N

C. 3 N

D. 6 N

E. 30 N

Tattaunawa

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Misalai 7 na Tambayoyin Motsin Parabolic

1. Ana harba harsashi a gudun 20 ms ^–1 . Idan kusurwar ɗagawa ita ce 60 ^o kuma hanzarin da aka samu saboda nauyi = 10 ms ^–2 , to harsashin ya kai matsayi mafi girma bayan…

A. Daƙiƙa 1

B. Daƙiƙa 2

C. √Daƙiƙa 3

D. 2√Daƙiƙa 3

E. 3√2 daƙiƙa

Tattaunawa

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Misalai 11 na Tambayoyin Motsin Zagaye

1. Abu mai nauyin kilogiram 10 shinemotsi na zagaye iri ɗaya a gudun 4 ms^-1Idan radius na da'irar mita 0,5 ne, to:
(1) Mitar juyawa ita ce 4/π Hz
(2) Hanzarin tsakiya32 ms ɗinsa^-2
(3) Ƙarfin tsakiya shine 320 N
(4) Lokacin shine 4π s.
Bayanin da ya dace shine…
1. (1), (2), (3), da (4)
2. (1), (2), da (3)
3. (1), da (3) kawai
4. (2), da (4) kawai
5. (3), da (4) kawai
Tattaunawa

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Misalai 4 na tambayoyin Haɗin Kekunan Taya

1. An haɗa tayoyi biyu na A da B ta hanyar ribbon (duba hoto). Idan radius na A ya ninka radius na B sau biyu, to abin da ke faruwa shine...
A. vA = 2 vB
B. vA = 1/2 vB
C. vA = vB
D. ωA = ωB
E. ωA = 2 ωB
Tattaunawa

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Misalai 13 na Tambayoyin Zane-zanen Motsi na Layi

1. Daga jadawalin da ke sama, abin da ke nuna abu a lokacin hutu shine...
A. (1)
B. (2)
C. (3)
D. (4)
E. (5)
Tattaunawa
Ana nuna wani abu da ke hutawa ta hanyar layin kwance da ke tsaye a kan axis (s) na nisa. Wannan layi madaidaiciya yana nuna cewa nisa yana nan daram yayin da lokaci ke ƙaruwa.
Amsar da ta dace ita ce C.

Karin bayani

Misalai 3 na Tambayoyi na Matsakaicin Sauri

1. Kowace safiya, Hadi yana yin tsere a filin da ke da girman mita 100 x mita 400 sau 12 a cikin awa 1. Matsakaicin gudu kuma matsakaicin saurin motsin Hadi shine...
A. 0 km/h da kuma 12 km/h
B. 0 km/h da 6 km/h
C. 6 km/awa da 12 km/awa
D. 6 km/h da 6 km/h
E. 12 km/h da 12 km/h
Tattaunawa

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Misalan Tambayoyi 12 game da Tambayoyin Masu Gudun Hijira

1. Fitria ta yi tafiya ta bin diddigin matakanta tun daga wuri A zuwa wuri B: mita 600 arewa; zuwa wurin C mita 400 yamma; zuwa wurin D mita 200 kudu; sannan ta ƙare a wuri E mita 700 gabas. Girman gudun hijirar da Fitria ta fuskanta shine….
A. 100 m
B. 300 m
C. mita 500
D. 1500 m
E. 1900 m
Tattaunawa

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