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

7255 Views

See similar Physics A Level tutors

Related Physics A Level answers

All answers ▸

A 12V lamp, 36W is switched on for 1 hour. Find the energy supplied by the battery.


How can I find out the Young's modulus of a material?


Explain how and why the diffraction pattern of electrons passing through a slit depends on their momentum.


describe how a microwave oven works (EM waves + thermal physics)


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:

© 2026 by IXL Learning