Question 1 If three co-planar non-parallel forces acting on a rigid body are in equilibrium, prove that their lines of […]

Question 1 A warship is travelling on a course $30^\circ$ East of North. To an observer on a liner travelling

Question 1 $A$ and $D$ are two fixed pegs in the same horizontal line. One end of a light string

Question 1 $A$ and $B$ are the ends of a uniform bar which is $8$ inches in length and which

Question 1 The ends of a light inextensible string $5$ feet long are attached to two pegs which are $4$

Question 1 A light string $ABCD$ hangs from two fixed points $A$, $D$ which are in the same horizontal line.

Question 1 Two pegs $A$ and $B$ are at the same height above the ground, and are $7$ feet apart.

Question 1 If the velocities of two bodies $A$ and $B$ are known, indicate by means of a diagram, or

Question 1 $ABC$ is a triangle in which $AB=8$ cm., $BC=10$ cm., and $CA=11$ cm. Forces of $4$, $5$, $5$

Question 1 A liner proceeding on a course $25^\circ$ North of East appears to be moving N.E. as seen from