Strength of Materials
In actual machines

mechanical advantage is less than velocity ratio
mechanical advantage is equal to velocity ratio
mechanical advantage is greater than velocity ratio
mechanical advantage is unity

ANSWER DOWNLOAD EXAMIANS APP

Strength of Materials
According to principle of moments

positive and negative couples can be balanced
if a system of coplanar forces is in equilibrium, then their algebraic sum is zero
if a system of coplanar forces is in equilibrium, then the algebraic sum of their moments about any point in their plane is zero
the algebraic sum of the moments of any two forces about any point is equal to moment of theiwesultant about the same point

ANSWER DOWNLOAD EXAMIANS APP