A particle of mass M which is at rest splits up into two. If the mass and velocity of one of the particles are m and v respectively, calculate the velocity of the second particle

• A.\(\frac{mv}{M}\)
• B.\(\frac{Mv}{M - m}\)
• C.\(\frac{mv}{M + m}\)
• D.\(\frac{mv}{M - m}\)
• E.