Applied Mechanics and Graphic Statics The force acting on a point on the surface of a rigid body may be considered to act On any point on the line of action of the force At the centre of gravity of the body On the periphery of the body At any point on the surface normal to the line of action of the force On any point on the line of action of the force At the centre of gravity of the body On the periphery of the body At any point on the surface normal to the line of action of the force 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 Difference of the forces multiplied by cosine θ° Algebraic sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° Arithmetical sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Algebraic sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One Newton is equivalent to 981 dyne 1/9.81 kg. wt 1 kg. wt 9.81 kg. wt 981 dyne 1/9.81 kg. wt 1 kg. wt 9.81 kg. wt ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A marble ball is rolled on a smooth floor of a room to hit a wall. If the time taken by the ball in returning to the point of projection is twice the time taken in reaching the wall, the coefficient of restitution between the ball and the wall, is 0.75 0.25 1.0 0.50 0.75 0.25 1.0 0.50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time period and length of a second’s pendulum respectively are 2 sec and 99.4 cm 1 sec and 92.7 cm 1 sec and 99.4 cm 2 sec and 92.7 cm 2 sec and 99.4 cm 1 sec and 92.7 cm 1 sec and 99.4 cm 2 sec and 92.7 cm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.6 0.75 0.7 0.65 0.6 0.75 0.7 0.65 ANSWER DOWNLOAD EXAMIANS APP