WHEN A LEVER IS IN EQUILIBRIUM, UNDER THE ACTION OF TWO OR MORE FORCES, THE ALGEBRAIC SUM OF THE MOMENTS OF THE FORCES ABOUT THE POINT OF SUPPORT IS
A. anti-clockwise B. clockwise C. equal to the product to the forces D. numerically equal to the total forces acting E. equal to zero ✓ The answer to the question is: E. equal to zero When a lever is in equilibrium under the action of…
EVIDENCES IN SUPPORT OF ORGANIC EVOLUTION
1) Evidence from comparative anatomy Homologous structures can be used to explain the evidence of comparative anatomy. Homologous structures are those structures which are built in the same common plan but yet modified to perform different functions. For example the…