Answer the following statement(s) true (T) or false (F)
1. Most single-phase motors have fractional horsepower ratings.
2. The rotor of the resistance-start, induction-run motor is the same as that of a three-phase, squirrel-cage induction motor.
3. Universal motors operate at different speeds on dc and single-phase ac.
4. Stepping motors are devices that convert mechanical movement into electrical impulses.
5. When stepping motors are used as two-phase synchronous motors, they have the ability to virtually start, stop, or reverse direction of rotation instantly.
1. True
2. True
3. False
4. False
5. True
You might also like to view...
What is 47.6 / 5?
What will be an ideal response?
A wiring diagram depicts __________.
A. the common connection point in a piece of equipment that is not actually driven into the ground B. the number of active (on) positions on a switch C. the sequence of operations for a particular piece of equipment D. the switches that open and close their contacts during the normal operation of the equipment
Mixed format: (with a space between the whole number and the numerator)Fraction format:
Reduce all fractions. A motor commutator
inches in diameter is turned down to remove a flat spot. If
inch is removed from the surface, find the finished diameter.
Fill in the blank(s) with the appropriate word(s).
On a potential relay, the coil is connected between terminals ____________________ and the contacts are connected between terminals ____________________.
Fill in the blank(s) with the appropriate word(s).