Is power related to work and time?

1 Answer
Feb 2, 2018

Yes.

#P = w/t#

i.e. in units we have

#"W" = "J"/"s"#

or what have you. That is why we can express energy in terms of watt-hours...

#overbrace("W"\cdot"h")^(w) = overbrace("J"/cancel"s" xx (60 cancel"s")/cancel"1 min" xx (60 cancel"min")/cancel"1 hr")^(P) cdot overbrace(cancel"hr")^(t)#