1. what do the letters P. P. E stand for in construction,?

2. what were the three types of P. P. E for our ¨eyes¨?

3. name two types of P. P. E for our ears (remember ear buds are not one of them)

A fan that consumes 20 W of electric power when operating is claimed to discharge air from a ventilated room at a rate of 1.0 kg/s at a discharge velocity of 8 m/s. Is the claim reasonable? What if the electric power is 40 W?

What type of engineers would work on a hyperloop?

Internal and external flow boiling regimes?

H. Blasius correlated data on turbulent friction factor in smooth pipes. His equation f s m o o t h ≈ 0.3164 Re - 1 / 4 fsmooth≈0.3164Re-1/4 is reasonably accurate for Reynolds numbers between 4000 and 105.

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

What is the definition of a fluid?

You are ordering steel cable for a 250 foot long zip-line you are building in your back yard. The cable can be ordered in diameters with 1/16 inch increments. (1/16, 1/8, 3/16, 1/4, 5/16, 3/8, etc.

Which of the following statements is LEAST-Likely true? A) Do not attempt to unseat the beads of an inflated tire. B) Do not strike the tire or rim with a hammer. C) A hammer is sometimes necessary when removing a passenger car tire.

What is the pitch circle diameter of a 50-tooth spur gear having a circular pitch of 0.375 inch

Emergency plans are being formulated so that rapid action can be taken in the event of an equipment failure. It is predicted that if a particular pipeline were to rupture, it would release ammonia at a rate of 100 lb/s.