Architectural scales are expressed as an equation of the drawing size in inches or fractions of an inch to one foot.
Answer the following statement true (T) or false (F)
True
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In inches, what is the average diameter of 1/8” pipe with an 8” O/S diameter? Round to the nearest hundredth.
What will be an ideal response?
Conservation of energy suggests that potential energy is converted to kinetic energy when an object falls in a vacuum.  FIGURE 1.png)
Velocity at impact can be determined as follows: V = Constant  figure 2.png)
(a) Determine the constant so that the equation is valid for h in ft and V in feet per second (ft/s). (b) Determine the constant so that the equation is valid for h in ft but V in mph. (c) If you drop an object from 455 ft, what is the velocity on impact with the ground in mph and ft/s?
Rikardo sold his calves averaging 589 pounds. How many kilograms did they average?
What will be an ideal response?
Calculate the following:
A three-phase, six-pole, Y-connected, 60 Hz, 480 V induction motor is driving a 300 Nm constant-torque load. The motor has rotational losses of 1 kW. The motor is driven by a slip energy recovery system. The triggering angle of the dc/ac converter is adjusted to 100o a. Motor speed b. Current in the dc link c. Rotor rms current d. Stator rms current e. Power returned back to the source