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daya memusat

Authored by nur mirza

Physics

12th Grade

Used 6+ times

daya memusat
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

APABILA SUATU OBJEK BERGERAK MENGELILINGI SUATU OBJEK YANG LAIN AKAN TERHASIL....

DAYA BERPUSAT

DAYA ORBITAN

DAYA TARIKAN ORBIT

DAYA MEMUSAT

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

DAYA MEMUSAT BAGI SATELIT DIBERIKAN OLEH

F =(M v2)rF\ =\frac{\left(M\ v^2\right)}{r}

F =(G M m)r2F\ =\frac{\left(G\ M\ m\right)}{r^2}

F = m v2 rF\ =\ m\ v^2\ r

F =(m v2)rF\ =\frac{\left(m\ v^2\right)}{r}

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

DAYA TARIKAN GRAVITI BUMI DIBERIKAN OLEH

F = (m v2)rF\ =\ \frac{\left(m\ v^2\right)}{r}

F = M aF\ =\ M\ a

F = (G M m)r2F\ =\ \frac{\left(G\ M\ m\right)}{r^2}

F = (G M)r2F\ =\ \frac{\left(G\ M\right)}{r^2}

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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DAYA MEMUSAT BAGI SATELIT IALAH

(m V2)a\frac{\left(m\ V^2\right)}{a}

(m V2)(a + b)\frac{\left(m\ V^2\right)}{\left(a\ +\ b\right)}

(M V2)b\frac{\left(M\ V^2\right)}{b}

(M V2)(a + b)\frac{\left(M\ V^2\right)}{\left(a\ +\ b\right)}

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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APAKAH YANG PERLU DILAKUKAN PADA HALAJU SATELIT JIKA JISIM SATELIT BERTAMBAH SUPAYA IA KEKAL DALAM ORBIT ?

TIDAK BERUBAH

DITINGKATKAN

DIKURANGKAN

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 F=mv2rF=\frac{mv^2}{r}  
Berdasarkan hubungan di atas, apakah hubungan antara F dan r 
( Base on the equation above, what is the relationship between F and r )

F berkadsar langsung dengan r 
( F is directly propotional with r) 

F berkadar songsang dengan r 
( F is inversly propotional with r )

F sama dengan  r
( F is equal to r )

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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Rajah di atas menunjukkan seorang atlit acara lontar tukul besi sedang memutarkan tukul besi dalam suatu bulatan ufuk sebelum melepaskannya. Berapakah daya memusat yang bertindak ke atas tukul besi, seberat 7.2 kg ,apabila tukul besi itu sedang bergerak dengan laju seragam  10ms1 10ms^{-1\ }  dengan jejari bulatan, r  1.8m1.8m  

1600 N

40 N

400N

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