(a) If a KS0 meson at rest decays in 7.80 ✕ 10−11 s, how far (in cm) does a KS0 meson travel if it is moving at 0.900c? cm (b) What If? At what speed will the KS0 meson travel twice the distance found in part (a) before decaying? (Give your answer in terms of c.) c

(a) If a KS0 meson at rest decays in 7.80 ✕ 10−11 s, how far (in cm) does a KS0 meson travel if it is moving at 0.900c? cm (b) What If? At what speed will the KS0 meson travel twice the distance found in part (a) before decaying? (Give your answer in terms of c.) c

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter1: Relativity I

Section: Chapter Questions

Problem 10P: The average lifetime of a pi meson in its own frame of reference is 2.6 × 10−8 s. If the meson moves...

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Question

(a)

If a K_S⁰ meson at rest decays in 7.80 ✕ 10⁻¹¹ s, how far (in cm) does a K_S⁰ meson travel if it is moving at 0.900c?

(b)

What If? At what speed will the K_S⁰ meson travel twice the distance found in part (a) before decaying? (Give your answer in terms of c.)

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