If, Instead of the Correct Formula for Kinetic Energy, We $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

question 32

Multiple Choice

If, instead of the correct formula for kinetic energy, we carelessly use the classical expression for kinetic energy for a particle moving at half the speed of light, by what magnitude percent will our calculation be in error? $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

• A) \(27 \%\)
• B) \(7 \%\)
• C) \(19 \%\)
• D) \(24 \%\)
• E) \(1 \%\)

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