Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is 50 kg 25 kg 40 kg 30 kg 50 kg 25 kg 40 kg 30 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A point subjected to a number of forces will be in equilibrium, if Algebraic sum of the forces is zero Sum of resolved parts in any two directions at right angles, are both zero Two resolved parts in any two directions at right angles are equal Algebraic sum of the moments of the forces about the point is zero Algebraic sum of the forces is zero Sum of resolved parts in any two directions at right angles, are both zero Two resolved parts in any two directions at right angles are equal Algebraic sum of the moments of the forces about the point is zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of an inclined plane of inclination ‘θ’ with horizontal for lifting a load is cos θ tan θ sin θ cosec θ cos θ tan θ sin θ cosec θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a plane lamina will not be at its geometrical centre if it is a Circle Rectangle Right angled triangle Equilateral triangle Circle Rectangle Right angled triangle Equilateral triangle ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) log r r 1/r r2 log r r 1/r r2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following factor affects the orbit of a satellite up to an altitude of 720 km from the earth's surface Gravity of the sun and the moon Uneven distribution of the gravitational field Aerodynamic forces None of these Gravity of the sun and the moon Uneven distribution of the gravitational field Aerodynamic forces None of these ANSWER DOWNLOAD EXAMIANS APP
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