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Grade 109 grade science

why does the inertial mass of an object change when the velocity of the object reaches the velocity of light .

Profile image of Rahul Jiji George
11 Years agoGrade 10
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1 Answer

Profile image of Sumit Majumdar
11 Years ago
Dear student,
The mass at speeds close to the speed of light follows the rest mass concept.
m=\frac{m_{0}}{\sqrt{1-\frac{v^2}{c^2}}}
Hence forv\rightarrow c,m_0\rightarrow 0, so that the mass m is finite.
Regards
Sumit