A 60-J Pulse of Light from a Laser Has What Momentum

question 51

Multiple Choice

A 6.0-J pulse of light from a laser has what momentum?

• A) Light does not have momentum because it doesn't have mass.
• B) 3.0 * 10⁹ kg·m/s
• C) 6.7 * 10^-9 kg·m/s
• D) 2.0 *10^-8 kg·m/s

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