Technician A says all oils lubricate the engines the same. Technician B says that synthetic oils improve fuel mileage and performance. Who is correct?

What is the difference between geosynchronous and non-geosynchronous satellites? What are the pros and cons of these two types of satellites?

A CSTR is being used to carry out a certain reaction isothermally in the liquid phase. It is observed that the conversion in the CSTR is actually higher than that which was predicted from the design equations.

You are a part of the team that is creating the process routing for a new product. Which of the following information is NOT necessary to include in the process routing?

Motion is defined as a change in an object's position when compared to other objects around it. Mary Ann was watching a slug crawl across the driveway. She saw that a small rock was beside the slug when she first started watching it.

A certain metal has a resistivity of 1.68 * 10-8 Ω ∙ m. You have a long spool of wire made from this metal. If this wire has a diameter of 0.15 mm, how long should you cut a segment so its resistance will be 15 Ω?

The diameter of a cylinder is called the a.) stroke b.) bore c.) principal length d.) radius

Consider the following grooves, each of width W, that have been machined from a solid block of material. (a) For each case obtain an expression for the view factor of the groove with respect to the surroundings outside the groove.

What is the last step to the design process? A: Define the problem B: Present solution C: Evaluate a solution D: Develop a solution

The controller can be considered the brain of closed loop system

What is the main role of matrix in composites! a) - to transfer stress to the other phases b) - to protect phases from environment c) - to reduce the hardness d) - to enhance ductility