How much power is needed to move a 2000 kg mass from the bottom of the 150 m talk great pyramid in Egypt up a ramp if the ramp has a mechanical advantage of 4 and it takes the workers 30 minutes to move the mass?

How Heavy? More than 2,300,000 limestone and granite blocks were pushed, pulled, and dragged into place on the Great Pyramid. The average weight of a block is about 2.3 metric tons (2.5 tons).

Explanation:

i think it would be 5

electric field is a function of 1/r^2

yes, the force per unit charge for a point charge is inverse square law.