B. An electron moves at a speed of 0.995c. Calculate its rest energy, total energy, and...
An electron with rest energy of 0.511MeV moves with speed u=0.2c. Find its total energy, kinetic energy, and momentum.
A proton moves with a speed of 0.875c. (a) Calculate its rest energy. MeV (b) Calculate its total energy. GeV (c) Calculate its kinetic energy. GeV
6. The kinetic energy of an electron is five times its rest energy. (a) Calculate the electron total energy in units of Me V (b) Calculate the electron momentum in units of MeV/c. (c) Calculate the speed of the electron in units of c.
An electron has a speed of v = 0.939 c. What is its total energy (rest energy plus kinetic energy)? (in MeV)
An electron in a particle accelerator has a total energy that is 418 times its rest energy. (a) What is the electron's speed? Express your answer as a ratio of the speed to the speed of light. (Round your answer to at least six decimal places.) (b) What is the kinetic energy of the electron, in units of MeV?
An electron is accelerated to a speed where its total energy is 139 times larger than its rest energy. How many times is the kinetic energy of the electron larger than its rest energy? Submit Answer Tries 0/12 What is the kinetic energy of the electron? Submit Answer Tries 0/12 What is the speed of the electron in terms of the speed of light? (In this part of the problem you have to enter your answer with seven or eight...
What is the speed of an electron whose kinetic energy equals its rest mass?
An electron is accelerated to a speed where its total energy is 218 times larger than its rest energy. How many times is the kinetic energy of the electron larger than its rest energy? 217 E! EUR 161-6535 以前的尝试 What is the kinetic energy of the electron? 1.11x102 MeV TERE! FERTEBEE 161-2997 以前的尝试 What is the speed of the electron in terms of the speed of light? (In this part of the problem you have to enter your answer with...
28. What is the speed of an electron whose kinetic energy equals its rest mass?
A ruler has rest length of L0, moves by light speed approximately, its kinetic energy equals 4 times the rest kientic energy. Find the new length of the ruler? A) ½L0 B) ¾L0 C) L0 D) ¼L0