Applied Mechanics and Graphic Statics One Newton force, is 10⁵ dynes 10⁴ dynes 10⁶ dynes 10³ dynes 10⁵ dynes 10⁴ dynes 10⁶ dynes 10³ dynes 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 50 m/sec 40 m/sec 20 m/sec 30 m/sec 50 m/sec 40 m/sec 20 m/sec 30 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Rate of change of angular momentum is equal to Torque Linear momentum Force Impulse Torque Linear momentum Force Impulse 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) 1/r r log r r2 1/r r log r r2 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 The resolved part of the resultant of two forces inclined at an angle θ in a given direction is Arithmetical sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Arithmetical sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° ANSWER DOWNLOAD EXAMIANS APP
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