Calculate the kinetic energy of a proton moving at 95% of the speed of light. (c = 3x10^8 m/s, m_p = 1.67x10^-27 kg) [4 marks]

KE = 0.5mv[1] v = 3x10* 0.95 = 2.85x10[1] KE = 0.5 * 1.67x10-27 * (2.85x108)2  [1] KE = 6.782 x10-11 J [1]

TF
Answered by Tom F. Physics tutor

6875 Views

See similar Physics A Level tutors

Related Physics A Level answers

All answers ▸

How can an object be accelerating if it does not change in speed?


Particle A (60kg) moves right at 50m/s. It collides with particle B (250kg) moving left at 10m/s. If after the collision particle A moves left at 20m/s, calculate the final velocity of particle B


How do I derive Kepler's 3rd law using Newton's Law of gravitation, in the case of a circular orbit?


The tip of each prong of a tuning fork emitting a note of 320Hz vibrates in SHM with an amplitude of 0.50mm. What is the speed of each tip when its displacement is zero?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning