Three identical rods are joined together to form an equilateral triangular frame. The axes AA', BB' and CC' lie in the plane of the frame as shown. The moment of inertia is least about the axis :-

Question

Three identical rods are joined together to form an equilateral triangular frame. The axes AA', BB' and CC' lie in the plane of the frame as shown. The moment of inertia is least about the axis :- (A) AA' (B) BB' (C) CC' (D) Data insufficient

Tardigrade Admin · Accepted Answer

MOI is always minimum about an axis passing through C.O.M.

Q. Three identical rods are joined together to form an equilateral triangular frame. The axes $AA$ ', $BB$ ' and $CC$ ' lie in the plane of the frame as shown. The moment of inertia is least about the axis :-

AA'

BB'

CC'

Data insufficient

$MO I$ is always minimum about an axis passing through C.O.M.

Q. Three identical rods are joined together to form an equilateral triangular frame. The axes AA', BB' and CC' lie in the plane of the frame as shown. The moment of inertia is least about the axis :-

AA'

BB'

CC'

Data insufficient

MOI is always minimum about an axis passing through C.O.M.

Q. Three identical rods are joined together to form an equilateral triangular frame. The axes $AA$ ', $BB$ ' and $CC$ ' lie in the plane of the frame as shown. The moment of inertia is least about the axis :-

$MO I$ is always minimum about an axis passing through C.O.M.