The Speed of a Bullet with a Mass of 0

question 43

Multiple Choice

The speed of a bullet with a mass of 0.050 kg is 420 m/s with an uncertainty of 0.010 %. What is the minimum uncertainty in the bullet's position if it is measured at the same time as the speed is measured?

• A)2.5 × 10^-31 m
• B)5.0 × 10^-32 m
• C)7.5 × 10^-33 m
• D)2.5 × 10^-34 m
• E)6.0 × 10^-36 m

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