TS EAMCET 4-Aug-2021 Shift 1 Question Paper

Section: Physics
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Question : 89 of 160
 
Marks: +1, -0
The potential energy of a particle in a central field has the form U(r) =
1
r2
−
1
r
, where ′r′ is the distance form the centre of the field. The magnitude of the maximum attractive force in Newton is
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