Question

Part A How much work must be done on a particle with a mass of m to accelerate it from rest to a speed of 0.086c? Express your answer in terms of mc. V AED ? WA = mc2 Submit Previous Answers Request Answer X Incorrect; Try Again; 10 attempts remaining Part B How much work must be done on a particle with a mass of m to accelerate it from a speed of 0.900c to a speed of 0.986c? Express your answer in terms of mc. V AED ? WB = mc2 Submit Request Answer

Answer 1

a) speed speed v: 0.086C the work done is the change in kinetic energy - mc² m² oka me² Ok = mc² 1- 0.0860) c? ok= mc² :-) 1-(0.086)" lok = 0.00401 mc² Speed V;' = 0.9000 ve 0.986 mc² Wg = mc2 lave 22- Wg = mc² 2 coala 0.9000)? c2 (site -60-986) 2.294) Wg = mc² 5.998 Wg = 3.704 mc²