The system shown in the ﬁgure is in equilibrium. A 15 kg mass is on the table. A string attached to the knot and the ceiling makes an angle of 54◦ with the horizontal. The coeﬃcient of the static friction between the 15 kg mass and the surface on which it r...
If f(x) = │(x² 50)│, what is the value of f(-5) ?
A cubical block of metal weighs 6 pounds. How much will another cube of the same metal weigh if its sides are twice as long?
would someone please solve this
how would i make r the subject of the formulae: w=ar/R-r