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NCERT Class XII Chapter
Electric Charges and Fields
Questions With Solutions

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Question : 14
Total: 34
Figure shows tracks of three charged particles in a uniform electrostatic field. Give the signs of the three charges. Which particle has the highest charge to mass ratio?

Solution:  

Particles 1 and 2 are negatively charged as they experience forces in direction opposite to that of electric field
→
E
 , whereas particle 3 is positively charged as it experience force in the direction of electric field
→
E
 . Particle-3 has the highest charge to mass ratio, as it shows maximum deflection in the electric field.
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