Homework Statement
A 100 g ball attached to a spring with spring constant 2.9 oscillates horizontally on a frictionless table. Its velocity is 20 cm/s when x = 4.8 cm.
What is the ball's maximum acceleration?
which I found to be amax= 180 cm/s^2
What is the ball's position when the...
Homework Statement
The electric output of a power plant is 750 MW. Cooling water flows through the power plant at the rate 1.0*10^8 L/hr. The cooling water enters the plant at 16 degrees C and exits at 27 degrees C. What is the poer plant's thermal efficiency?
Homework Equations
W =...