How fast must something be traveling if its mass increases by10%?(a) 0.77 x 10^8 m/s(b) 0.92 x 10^8 m/s(c) 1.04 x 10^8 m/s(d) 1.25 x 10^8 m/s
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How much work must be done to accelerate a particle of mass 3.5 x 10^-14 kg (rest mass) from a speed of 1.2 x 10^8 m/s to a speed of 1.9 x 10^8 m/s (Use c=3.00 x 10^8 m/s for the speed of light).