A pulley system has 2 masses. A 15 kg mass and a 10 kg mass. The pulley is at rest and the 15kg mass is 10 m from the ground. The pulley is released and the masses start to move.
a) what is the Tension in the cable
b) what is the velocity of the mass just before it hits the ground
c) how much time will it take

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

You win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold. at the time, gold is selling for $ 426.60 per troy ounce, and 1.0000 troy ounce equals 31.1035 g. -how tall would your million-dollar cube be? en cm

How to calculate voltage drop in a series circuit