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2 buah netron terpisah pada jarak 10-15 m. Hitunglah gaya tarik menarik netron tersebut jika massa netron ...

2 buah netron terpisah pada jarak 10-15 m. Hitunglah gaya tarik menarik netron tersebut jika massa netron  begin mathsize 14px style 1 comma 7 cross times 10 to the power of negative 27 end exponent space kg end style ...

  1. begin mathsize 14px style 1936 space cross times 10 to the power of negative 35 end exponent space straight N end style

  2. begin mathsize 14px style 193 comma 6 cross times 10 to the power of negative 35 end exponent space straight N end style 

  3. begin mathsize 14px style 1 comma 936 cross times 10 to the power of negative 35 end exponent space straight N space space end style

  4. begin mathsize 14px style 0 comma 1936 cross times 10 to the power of negative 35 end exponent space straight N end style

  5. begin mathsize 14px style 19 comma 36 cross times 10 to the power of negative 35 end exponent space straight N end style

Jawaban:

Diketahui:

r = 10-15 m

m = begin mathsize 14px style 1 comma 7 cross times 10 to the power of negative 27 end exponent space kg end style

Untuk menentukan gaya tarik menarik maka gunakan hukum Gravitasi Newton

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row F equals cell fraction numerator G m m over denominator r squared end fraction end cell row blank equals cell space fraction numerator 6 comma 7 times 10 to the power of negative 11 end exponent cross times 1 comma 7 times 10 to the power of negative 27 end exponent cross times 1 comma 7 times 10 to the power of negative 27 end exponent over denominator left parenthesis 10 to the power of negative 15 end exponent right parenthesis squared end fraction end cell row blank equals cell 19 comma 363 space cross times 10 to the power of negative 35 end exponent space straight N end cell end table end style

Sehingga jawaban yang tepat adalah E

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