GRE Subject Test: Physics Question of the Day

Test your knowledge with a hand-picked multiple-choice question.

A particle in an accelerator has a total energy and a relativistic momentum $p=4 $\frac{GeV}{c}$$ . What is the rest mass of the particle, in units of $\frac{1}{c^2}$ ?

Select an answer and click Check.

Return to subject

AI TutorYour personal study buddy

Question of the DayDaily practice to build your skills

FlashcardsStudy and memorize key concepts

WorksheetsBuild custom practice quizzes

AI SolverStep-by-step problem solutions

Learn by ConceptMaster concepts step by step

Practice TestsTest your skills with exam questions

GamesLearn through free games