How Much Work Must Be Done to Accelerate a Particle $3.5 \times 10 ^ { - 14 } \mathrm {~kg}$

question 71

Short Answer

How much work must be done to accelerate a particle of mass $3.5 \times 10 ^ { - 14 } \mathrm {~kg}$ from a speed of $1.2 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s }$ to a speed of $1.9 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s }$ ? $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

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