A system of pulleys is used to raise a load of bricks that weighs 1,700 newtons. The force applied to the pulley is 340 newtons. What's the mechanical advantage of this machine?

If the fundamental frequency of a piece of conduit is 707 Hz, and the speed of sound is 343 m/s, determine the length of the piece of conduit (in m) for each of the following cases.

A solid ball hits a stationary tennis ball in a perfectly elastic collision. if the mass of the plastic ball is three times that of the tennis ball, what statement is true?

Carl makes the table below to determine the number of atoms of each element in the chemical formula 4Ca (ClO3) 2. What mistake did Carl make?

I will give brainiest to the first person to tell me who is the Carolina panther QB

A wire of length L and diameter D has a resistance R. If the length and the diameter of the same wire are decreased to half of their original values, the resistivity of the new wire A. doubles. B. drops to half its original vale. C. quadruples D.

What characteristic of a planet determines the acceleration due to gravity on it?

Which set of terms best defines what affects kinetic energy and potential energy, respectively? position, gravity gravity, position velocity, height height, velocity

You are operating a powerboat at night. You see green and white lights on another boat. What should you do?

How does Newton's second law apply to an "Egg Drop" experiment?

A 4.0-n puck is traveling at 3.0 m/s. it strikes an 8.0-n puck, which is stationary. the two pucks stick together. their common final speed is: