A rock dropped in a graduated cylinder raises the level of water from 20 to 35 mL. The Rock has a mass of 45 g. What is the density of the rock?

Steam enters an adiabatic diffuser at 150 kpa and 1208c with a velocity of 550 m/s. determine the minimum velocity that the steam can have at the outlet when the outlet pressure is 300 kpa.

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these