Pertanyaan

Sebuah proton dengan massa diam 1,67 x 10 -27 kg dipercepat oleh beda potensial △ V hingga kecepatannya menjadi 2 x 10 8 m/s.Berapa besar energi total proton?

Sebuah proton dengan massa diam 1,67 x 10^-27 kg dipercepat oleh beda potensial $△ V$ hingga kecepatannya menjadi 2 x 10⁸ m/s. Berapa besar energi total proton?

Y. Maghfirah

Master Teacher

Jawaban terverifikasi

Pembahasan

Total Energi:

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row m equals cell fraction numerator m subscript 0 over denominator square root of 1 minus begin display style v squared over c squared end style end root end fraction end cell row blank equals cell fraction numerator 1 comma 67.10 to the power of negative 27 end exponent over denominator square root of 1 minus begin display style open parentheses 2.10 to the power of 8 close parentheses squared over open parentheses 3.10 to the power of 8 close parentheses squared end style end root end fraction end cell row blank equals cell 2 comma 24.10 to the power of negative 27 end exponent space kg end cell end table end style$

Total Energi:

$begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell E K end cell equals cell m c squared end cell row blank equals cell left parenthesis 2 comma 24.10 to the power of negative 27 end exponent right parenthesis. left parenthesis 3.10 to the power of 8 right parenthesis squared equals 20 comma 16.10 to the power of negative 11 end exponent space straight J end cell row blank equals cell fraction numerator 20 comma 16.10 to the power of negative 11 end exponent space straight J over denominator 1 comma 6.10 to the power of negative 19 end exponent space straight C end fraction end cell row blank equals cell 12 comma 6.10 to the power of 8 space eV end cell row blank equals cell 1260 space MeV end cell end table end style$

Latihan Bab

Pendahuluan Relativitas Khusus

Pembuktian Eter

Relativitas Einstein

Transformasi Lorentz