what would be the total cost for a hospital to buy and use 1920 CFL bulbs for one week if they are on for 24 hours a day?

The yield strength of mild steel is 150 MPa for an average grain diameter of 0.038 mm; yield strength is 250 MPa for average grain diameter 0.009 mm. What is the yield strength for the same steel having an average grain diameter 0.

Calculate the stress developed in the following members that are each subjected to an axial tensile load of 70 kN: (a) steel bar, 25 mm by 50 mm (b) 150-mm-diameter wood post (use the given diameter) (c) 25-mm-diameter steel tie rod

List different types of Gears, Explain the fundamental law of Gearing, Explain the Spur Gear Terminology.

3. Which of the following is not a common impact wrench drive size? (A) 1/4" (B) 3/8" (C) 1/2" (D) 3/4"

How does an engine convert fuel into a useful form of energy

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.