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Magnetic Effect of Current — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsMagnetic Effect of Current1 Mark
Question
An electron enters a region where magnetic (B) and electric (E) fields are mutually perpendicular to one another, then(a) It will always move in the direction of B(b) It will always move in the direction of E(c) It always possess circular motion(d) It can go undeflected also
 
 
 
 
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Answer

(d) It can go undeflected also

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