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Grade: 12th pass
        
a block of mass m containing a negative charge -q is placed on frictionless surface and is connected with a wall through an unstretched spring of spring constant k. if horizontal electic field is applied away from wall and parallel to spring is switched ON , then find maximum compression in spring?
one year ago

Answers : (1)

Vikas TU
6869 Points
							
from work energy theorem,
Electric Force x y = 0.5ky^2
 
Force = q*E
Hence,
y = 2qE/k meter.
This would be the maximum xompression in spring.
one year ago
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