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What Kinetic Energy Must Each Neutron in a Beam of Neutrons

Question 25

Multiple Choice

What kinetic energy must each neutron in a beam of neutrons have if each has a wavelength of 0.10 nm? The mass of a neutron is 1.67 × 10-²⁷ kg.


A) 6.6 × 10-¹⁹ J
B) 1.3 × 10-²⁰ J
C) 2.6 × 10-²⁰ J
D) 6.3 × 10-²⁰ J
E) 7.1 × 10-²⁰ J

Correct Answer:

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