What are three benefits of heat treating a metal?
Any of the following are correct: Improve hardness Improve softness Improve ability to machine Change grain size Improve resistance to wear/corrosion/heat
Find the derivative of x^3 + 5x^2 - 3sinx
3x^2 + 10x - 3cosx
Cart A is sliding on Ice (no friction), with a velocity of 5 m/s. It collides with another cart (cart B) that is stationary. The carts become entangled when they collide and move as one object afterward. What is the velocity of cart A and B after impact. (Both carts are 10 kg)