Post Utme Lautech 2025 Physics Question 36

Practice objective / multiple choice question 36 from the 2025 Post Utme Lautech Physics examination.

Post Utme Lautech 2025 Physics Objective / Multiple Choice

Question 36 POST_UTME_LAUTECH • 2025 • PHYSICS • objective

A radioactive sample of 238U undergoes \alpha decay, emitting an \alpha particle with a kinetic energy of 4.18 MeV. If the \alpha particle is emitted at an angle of 60° to the normal of the sample surface, what is the magnitude of the \alpha particle's momentum?

A. 2.53 × 10^\( -19 \) kg m/s

B. 5.06 × 10^\( -19 \) kg m/s

Correct Answer C. 7.59 × 10^\( -19 \) kg m/s

D. 1.01 × 10^\( -18 \) kg m/s

Correct Answer

Correct Option:

7.59 × 10^\( -19 \) kg m/s

This is Post Utme Lautech 2025 Physics Question 36. It is one of the objective questions from the 2025 Post Utme Lautech Physics examination.

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