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Gundoos 1234 Grade: 11
        

1448_25017_untitled.JPGA uniform ladder of mass 10 kg leans against a smooth vertical wall making an angle 53 with it. the other end rests on a floor. Find the normal force and frictional force that the floor exerts on the ladder.


 


Torque about B is taken as


N1(AO)=W(CB)


Please explain the concept behind the above equation.

6 years ago

Answers : (1)

vikas askiitian expert
510 Points
										

calculate  all the forces acting on center of mass of rod & net torque about center of mass


put both of these equal to zero (because there is neither translational nor rotational motion )and


then u will have 2 equations and two variables..


solve these equations and get the ans...


 

6 years ago
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