What is a natural resource?
What will be an ideal response?
Anything that is not made by humans with which people come in contact and that can be used to perform
any useful function can be referred to as a natural resource. Some examples include: living objects such as
trees; creatures such as birds, fish, and mammals; nonliving substances like coal, copper, oil and even air
and water.
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The motor is driven by a slip energy-recovery system. The triggering angle of the dc/ac converter is adjusted to 120o . Calculate the following:
A three-phase, four-pole, Y-connected, 480 V induction motor is driving a 400
Nm constant-torque load. The motor has the following parameters:
a. Motor speed
b. Current in the dc link
c. Average voltage at the input of the dc/ac converter
d. Rotor rms current
e. Stator rms current
f. Power returned back to the source
Connective tissues are the major portion of consumable meat.
Answer the following statement true (T) or false (F)
The ____ does for current what the capacitor does for voltage.
a. block coil b. shunt coil c. phase coil d. choke coil
A conventional revolution is used when the true projection of a feature results in foreshortening.
Answer the following statement true (T) or false (F)