statics

Related Questions

• Let R be the resultant of P and Q and if $\frac{P}{3}=\frac{Q}{7}=\frac{R}{5}$, then the angle between P and R is

  ---

• If N is resolved in two components such that first is twice of other, the components are

  ---

• If the resultant of two forces $P$ and $Q$ is $\sqrt{3}Q$ and makes an angle $30^o$ with the direction of $P$, then

  ---

• A hemi-spherical shell rests on a rough inclined plane, whose angle of friction is $\lambda $ , the inclination of the plane base of the rim to the horizon cannot be greater than

  ---

• A body of weight 4 kg is kept in a plane inclined at an angle of ${{30}^{o}}$ to the horizontal. It is in limiting equilibrium. The coefficient of friction is then equal to

  ---