Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to None of these One force only One force and one couple only One couple only None of these One force only One force and one couple only One couple only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is 80 30 50 60 80 30 50 60 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be more than 50% more than 66.67% less than 50% equal to 100% more than 50% more than 66.67% less than 50% equal to 100% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the horizontal range is 2.5 times the greatest height, the angle of projection of the projectile, is 57° 60° 58° 59° 57° 60° 58° 59° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That polygon of forces must close Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close Both (A) and (B) That resultant couple must be zero None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One Joule is equivalent to 1 Newton metre 1 dyne metre 9.81 Newton metre 1 kg wt metre 1 Newton metre 1 dyne metre 9.81 Newton metre 1 kg wt metre ANSWER DOWNLOAD EXAMIANS APP
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