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MDCAT - Practice Test - Physics - Electromagnetism Quiz

Attempt 10 MCQs on MDCAT - Practice Test - Physics - Electromagnetism | Quiz 4

31. Electron speed 2×10⁷ m/s, B=0.05 T perpendicular. Find radius. (m=9.1×10⁻³¹ kg, q=1.6×10⁻¹⁹ C)



32. Calculate magnetic flux when B=0.5 T perpendicular to area 0.2 m².



33. What is the magnetic flux through a surface when the magnetic field is parallel to the surface?



34. What is the angular frequency (cyclotron frequency) of a charged particle in a magnetic field?



35. What is the momentum of a charged particle moving perpendicular to a uniform magnetic field?



36. A proton and an alpha particle enter a perpendicular B field with same speed. Which has larger radius?



37. What is the vector form of the magnetic force on a moving charge?



38. Which cross product gives the direction of force on a positive charge?



39. Is magnetic flux a scalar or vector?



40. How many tesla are in 1 gauss?



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