Answer22 - The beams and bars are holding the weight of the upper floors. It means that there is tremendous weight on the beams and bars. The weight is acting onthe downward direction according to laws of gravitation. This tremendous gravitational force is working on the person working under the beam or bar. Because of this the person feels uneasy, work is not done properly and it leads to failure in work. At night the part of body which comes exactly under the beam
is affected and there are innumerable example of diseases pertaining to those parts which have come to our notice. In reality the main entrance of the building should not be taken under the beam. The students should not study under the beam.