When we want to know the spread of the distribution we do not use mean, but we use the value.
How do we know that when do we have to use dot product and cross product in a problem?
We know that there is a huge amount of atmospheric pressure on us but we do not experience its effect. Why?
We all know about diaphragm but do we know what happens when we breathe in?
I want to know that why we use conservation of momentum