Laws of MotionHard
Question
Which figure represents the correct F.B.D. of rod of mass m as shown in figure :
Options
A.
B.
C.
D.None of these
Solution
Force exerted by string is always along the string and of pull type.
When there is a contact between a point and a surface the normal reaction is perpendicular to the surface and of push type.
When there is a contact between a point and a surface the normal reaction is perpendicular to the surface and of push type.
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