Applied Mechanics and Graphic Statics The necessary condition of equilibrium of a body is: All (A), (B) and (C) Algebraic sum of vertical components of all the forces must be zero Algebraic sum of horizontal components of all the forces must be zero Algebraic sum of the moments of the forces about a point must be zero All (A), (B) and (C) Algebraic sum of vertical components of all the forces must be zero Algebraic sum of horizontal components of all the forces must be zero Algebraic sum of the moments of the forces about a point must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The mechanical advantage of the lifting machine is 15 18 20 26 15 18 20 26 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is 750 kg 50 kg 100 kg 120 kg 750 kg 50 kg 100 kg 120 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P√2 P P/√2 2P P√2 P P/√2 2P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the resultant of two forces has the same magnitude as either of the force, then the angle between the two forces is 60° 45° 30° 120° 60° 45° 30° 120° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Angular acceleration of a particle may be expressed as Revolutions/sec Degrees/sec² All listed here Radians/sec² Revolutions/sec Degrees/sec² All listed here Radians/sec² ANSWER DOWNLOAD EXAMIANS APP