Three small masses are positioned as follows: 12.0 kg at (0.0 m, 0.0 m), 8.0 kg at (2.0 m, 0.0 m), and 4.0 kg at (2.0 m, 3.0 m). Determine the coordinates of the center of mass (or center of gravity) of this system.

The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit:

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem

Determine the change in width a, height b, thickness t when a plate is subjected to the uniform distributed load and is made of material having modulus of elasticity e=230 gpa and poisson's ratio ν=1/3. given : a=400 mm and b= 300 mm also the uniformly distributed load in downward y direction of plate is 2 mn/m and in the positive x direction is 3 mn/m and t=20 mm