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A particle of mass m and charge q is released from rest in a uniform electric field. If there is no other force on the particle, the dependence of its speed v on the distance x traveled by it is correctly given by (graphs are schematic and not drawn to scale )  
Option: 1

Option: 2

Option: 3 
Option: 4 
 

Answers (1)

best_answer

 

 

 

u=0,a=\frac{qE}{m}, distance=x\\ \Rightarrow using \ \ v^2=u^2+2ax\\ \Rightarrow v^2=\frac{2qE}{m}*x

So graph would be option 3. 

Hence the correct option is (3).

Posted by

vishal kumar

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