What is the max amount of HZ that a gaming monitor can have???

Two technicians are discussing the common u-joint. technician a says its input and output speeds should be equal. technician b says that it normally has two yokes. which technician is correct?

What does 21 pilots middle aged name as a band 15 years prior to them naming their band 21 pilots?

You draw two cards from a standard deck of 52 cards, but before you draw the second card, you put the first one back and reshuffle the deck. (a) are the outcomes on the two cards independent? why?