Well i don’t know i’m just doing this so i get my stuff done
The correct answer for the question that is being presented above is this one: "(a)4." Suppose that during any period of 1/4 second there is one instant at which the crests or troughs of component waves are exactly in phase and maximum <span>reinforcement occurs, in 1 second, there will be 4 beats.</span>
<span>Weight is directly proportional to mass.</span>
Unable to be noticed or not felt because of feeling slight