Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) That polygon of forces must close None of these That resultant couple must be zero Both (A) and (B) That polygon of forces must close None of these That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, Length of the cable increases Dip of the cable decreases Dip of the cable increases None of these Length of the cable increases Dip of the cable decreases Dip of the cable increases None of these 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 337.5 cm⁴ 237.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ 337.5 cm⁴ 237.5 cm⁴ 137.5 cm⁴ 437.5 cm⁴ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a mass ‘m’ describing a circular path of radius ‘r’, the centrifugal force Is mw2r/g kgf Acts away from the centre of rotation Acts tangentially to the circular path Acts towards the centre of rotation Is mw2r/g kgf Acts away from the centre of rotation Acts tangentially to the circular path Acts towards the centre of rotation ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of None of these One-third of the total height above base One-fourth of the total height above base One-half of the total height above base None of these One-third of the total height above base One-fourth of the total height above base One-half of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To attain the synchronous orbit, the launch of a satellite, is done from a place On equator On 30° latitude On 45° latitude On the poles On equator On 30° latitude On 45° latitude On the poles ANSWER DOWNLOAD EXAMIANS APP