When a conventional bent motor is being utilized for drilling a curve, the wellbore tortuosity is minimized which will reduce torque and drag in the drill string.

Vibration monitoring this technique uses the noise or vibration created by mechanical equipment and in seme cases by plant systems to detemine their actual condtion. a)- true b)- false

Apiston-cylinder device contains 0.1 m3 of liquid water and 0.9 m3 of water vapor in equilibrium at 800 kpa. heat is transferred at constant pressure until the temperature of water reaches 350 °c. determine (a) the quality of water at the initial state (b) the work associated with this process, (c) the heat associated with this process.

What is a monomer? how do they form a ploymer from the view point of chemical bonding?