A pulley system used to lift car tires has a mechanical advantage of 8.1. If

you pull on the pulley with a force of 540 N, how much force does the pulley

exert on the tire?

What is most likely happen if there was an error during translation of protein?

A piece of purple plastic is charged with 8.23 * 10 6 extra electrons compared to its neutral state. What is its net electric charge (including its sign) in coulombs? net electric charge:

If a wave vibrates back and forth three times each second, and its wavelength is 2 meters, what is its frequency

What type of wave is sound?

1. It takes a 25 N force to push a 250 N box across the floor. a. How much work is done against friction when the box is moved 2 m across the floor? b. How much work is done against gravity when the box is lifted 2 m above the floor?

A crude approximation for the x component of velocity in an incompressible laminar boundary layer is a linear variation from u = 0 at the surface (y = 0) to the freestream velocity, U, at the boundary-layer edge (y = δ).

Why did dad leave mom?

Sal drew the electron dot diagram of an aluminum atom as shown. How should Sal correct his diagram? He should add five more dots so that the atom obeys the octet rule. He should add ten more dots so that all thirteen electrons are shown.

What uses electricity

How do the elements in the Noble Gas family compare?