Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter is 6 cm, about centroidal axis, is 437.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 237.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ 137.5 cm⁴ 237.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of rotational inertia of a body in C.G.S system is gm.cm² kg.cm² gm.cm3 cm⁴ gm.cm² kg.cm² gm.cm3 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight ‘W’ is suspended at the free end of a light member hinged to a vertical wall. If the angle of inclination of the member with the upper wall is θ°, the force introduced in the member, is W sin θ W sec θ W cos θ W cosec θ W sin θ W sec θ W cos θ W cosec θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a right circular cone lies on its axis of symmetry at a height of h/2 h/3 h/4 h/5 h/2 h/3 h/4 h/5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be P cos θ/2 2P sin θ/2 2P cos θ/2 P tan θ/2 P cos θ/2 2P sin θ/2 2P cos θ/2 P tan θ/2 ANSWER DOWNLOAD EXAMIANS APP