Dual Nature of Radiation and Matter

Question: In Thomson's method of determining e/m of electrons



1) Electric and magnetic fields are parallel to electrons beam
2) Electric and magnetic fields are perpendicular to each other and perpendicular to electrons beam
3) Magnetic field is parallel to the electrons beam
4) Electric field is parallel to the electrons beam
Solution: Explanation: No Explanation
Cathode Rays and Positive Rays

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