Applied Mechanics and Graphic Statics Force polygon method is applicable for Concurrent coplanar force system A system of parallel forces only Any coplanar force system Non-concurrent coplanar force system Concurrent coplanar force system A system of parallel forces only Any coplanar force system Non-concurrent coplanar force system ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The necessary condition of equilibrium of a body is: Algebraic sum of the moments of the forces about a point must be zero Algebraic sum of horizontal components of all the forces must be zero All (A), (B) and (C) Algebraic sum of vertical components of all the forces must be zero Algebraic sum of the moments of the forces about a point must be zero Algebraic sum of horizontal components of all the forces must be zero All (A), (B) and (C) Algebraic sum of vertical components of all the forces must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 30 m/sec 40 m/sec 20 m/sec 50 m/sec 30 m/sec 40 m/sec 20 m/sec 50 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of rotational inertia of a body in C.G.S system is cm⁴ gm.cm3 kg.cm² gm.cm² cm⁴ gm.cm3 kg.cm² gm.cm² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are 180° and 0° 0° and 90° 180° and 90° 90° and 180° 180° and 0° 0° and 90° 180° and 90° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One Newton force, is 10⁶ dynes 10⁵ dynes 10⁴ dynes 10³ dynes 10⁶ dynes 10⁵ dynes 10⁴ dynes 10³ dynes ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS