¿Qué países en la actualidad profesan la religión católica y qué países son protestantes?

work: w = fd (given)

work done by chet   =50*1 = 50 j

work done by mika =40*2 = 80 j

work done by sara =30*1.5 = 45 j

work done by bill =60*0.5 = 30 j

students in order from the greatest amount of work done to the least is mika> chet> sara> bill

hence option (b) is correct.

close lines strong magnet less close weaker

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