Zitsanzo za mafunso okhudza kufulumira kwa angular ndi kufulumira kwa tangential

Zitsanzo 4 za mafunso okhudza kuthamanga kwa angular ndi kuthamanga kwa tangential

1. Gudumu lokhala ndi utali wa masentimita 30 limazungulira ndi liwiro lokhazikika la 5 rad/s2Kodi kuthamanga kwa tangential kwa mfundo yomwe ili (a) 10 cm kuchokera pa ekseli (b) 20 cm kuchokera pa ekseli (c) m'mphepete mwa gudumu ndi kwakukulu bwanji?
Zokambirana
Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-1

Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-2

2. Ngati kuthamanga kwa tangential kwa mfundo yomwe ili m'mphepete mwa propeller yokhala ndi utali wa 50 cm ndi 2 m/s2, kodi kuthamanga kwa angular kwa propeller ndi chiyani?
Zokambirana
Ndizodziwika kuti :
Ulalo wozungulira (r) = 50 cm = 0,5 mamita
Kuthamanga kwa Tangential (a)Satana) = 2 m/s2
Anafunsa : kuthamanga kwa angular kwa propeller
Yankhani :
Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-3

3. Gudumu lokhala ndi utali wa masentimita 20 lomwe poyamba limapumula limafulumizitsidwa mofanana. Pambuyo pa masekondi awiri, gudumu limazungulira ndi liwiro la angular la 10 rad/s. Dziwani kukula kwa kuthamanga kwa tangential kwa (a) mfundo 10 cm kuchokera ku axle (b) m'mphepete mwa gudumu!
Zokambirana
Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-4

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Anafunsa : kufulumira kwa tangential (a) pa r = 0,1 mamita (b) pa r = 0,2 mamita
Yankhani :
Choyamba werengerani kuthamanga kwa gudumu. njira yozungulira yosinthasintha mofanana nambala 1:

Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-5

Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-6

4. Choyendera chozungulira cha 20 cm, chomwe poyamba chimazungulira pa liwiro la 20 rad/s, chimasiya kuzungulira patatha masekondi awiri. Dziwani kukula kwa kuthamanga kwa tangential kwa (a) mfundo 10 cm kuchokera ku axis (b) m'mphepete mwa choyendera!
Zokambirana
Ndizodziwika kuti :
Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-7Anafunsa : kuthamanga kwa tangential pa (a) r = 0,1 metres (b) r = 0,2 metres
Yankhani :
Choyamba werengerani kuthamanga kwa angular. njira yozungulira yosinthasintha mofanana nambala 1:

Chitsanzo cha kufulumira-kwa-kona-ndi-kuthamanga-kwa-tangential-8

Siyani ndemanga