Determine the mass moment of inertia of a steel shaft that is 1-m long and has a diameter of 5 cm. Determine the mass of the shaft using the density information provided in Table 9.1.
What will be an ideal response?
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In masonry foundations, steps in footings are usually in increments of ______ inches to conform to standard concrete block sizes.
A. 10 B. 9 C. 11 D. 8
Instruments that can read the pressure in a duct system include:
A) Inclined manometer, compound gauge, and U-tube manometer. B) U-tube manometer, compound gauge, and tachometer. C) Inclined manometer, magnehelic gauge, and digital manometer. D) Tachometer, anemometer, and magnehelic gauge.
When testing a relay using an ohmmeter, which two terminals should be touched to measure the coil resistance?
A) 87 and 30 B) 86 and 85 C) 87a and 87 D) 86 and 87
Technician A says that carbon fiber driveshafts need support bearings every 24 inches. Technician B says that carbon fiber and aluminum driveshafts reduce rotating mass and are more efficient than steel driveshafts. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B