Nothing is too big

Assertion. Farad is too big a unit of capacity. Reason. Capacity of earth-which is the largest sphere is in microfarad.

9articles are to be placed in 9 boxes one in each box.4 of them are too big for three of the boxes.The number of possible arrangements is.

Creation of something from nothing is against the law of

What is reverberation? What will happen if the reverberation time in a big hall is too long?