Electromagnetic waves are transverse in nature.What are some other kind of non electromagnetic waves which are also transverse in nature?

Is the weight of the aircraft flying in the sky transferred to the ground? Is the weight of people swimming in the pool also transferred to the ground? How can we prove it?

I know that a capacitor has positive and negative charge distribution on either of its plates. But saying that net charged provided to it by the connected battery is zero doesn't seem to be correct. I understand that the two plates have opposite charges to create the necessary electric field betw...