Physics (College) quiz
91 questions across 1 difficulty level. Every attempt draws a fresh random set, so you can play as often as you like.
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Hard
91 questions
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Sample questions
- A photon strikes an electron of mass m that is initially at rest, creating an electron-positron pair. The photon is destroyed and the positron and two electrons move off at equal speeds along the initial direction of the photon. The energy of the photon was
- The rest mass of a particle with total energy 5.0 GeV and momentum 4.9 GeV/c is approximately
- Under ideal conditions, the electric and magnetic fields inside a superconductor are zero. Maxwell’s equations imply that which of the following must be true just outside the surface of the superconductor?
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