What is the term for the number of revolutions an object makes divided by the total time it takes?

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this

the given statement is true.

sensory memory lasts for a fraction of seconds before the information is lost. it is the shortest -term memory and can be called as an element of memory. example: when we look at something and remember what it looks like, is just a second of observation. it degrades very quickly. it can also be considered as the process of perception rather than considering it as a memory.