What will happen if position of an effort and load are interchanged in the hydraulic press? why?

Some forces require direct contact, while others, like gravity, act at a distance

An element is a substance composed of atoms that all have the same number of protons. A. True B. False

Why do electrical devices have resistance

Which travels along a surface separating two media? A. a transverse wave B. a surface wave C. a longitudinal wave

A radioactive isotope of potassium has a half-life of 20 minutes if a 40 g sample of this isotope is allowed to decay for 80 minutes how many grams of the r adioactive isotope will remain

Define light year and explain how and why light years are used to measure distances in the universe

A farmer had 15 sheep, and all but 8 died. How many are left?

While playing with her 5 year old cousin, a Physics 135 student pushed him forward on his scooter. She pushes with a force of 50 Newtons for 3.5 seconds. If the boy and the scooter together have a mass of 30 kg, what is their final velocity? a. 2.

3. A 120.0 V generator supplies 3.0 kw of power. How much current ca the generator deliver?

An apple drops from a tree and hits the ground in 1.5s what is its speed just before it hits the ground?