Answer the following statement(s) true (T) or false (F)
1. Often it is necessary to reduce the inrush current during the starting period of large motors.
2. Most starters use three transformers connected in an open delta.
3. Interlocking is used to prevent one contactor being energized while some other contactor is energized.
4. In a wye connection, the line current is greater than the phase current by a factor of the square root of 3.
5. Motors intended for use with part winding starting contains two separate stator windings.
1. TRUE
2. FALSE
3. TRUE
4. FALSE
5. TRUE
You might also like to view...
Why is it important for the estimator to review carefully the entire project manual?
What will be an ideal response?
In ASTM identification, Grade B refers to _____ steel.
a. stainless b. low-carbon c. high-carbon d. titanium
Cardiac muscle cells have abundant reserves of myoglobin, which function in
A) removing waste products. B) storing iron. C) removing carbon dioxide. D) storing oxygen. E) the shortening of individual sarcomeres.
Options to reduce solar gain include an applied window film and exterior solar screens, which replace traditional insect screens while reducing solar gain by as much as ____%.
A. 40 B. 55 C. 70 D. 85