The MegaCo signaling protocol offers which advantage?
A) more calls are allowed to travel across the same number of facilities
B) data can ride on the same network as the voice in a similar format, either packet or cell
C) calls no longer need to go back to the class 5 switch in order to be switched through the network
D) all of the above
D
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Answer the following statement(s) true (T) or false (F)
1. The stator winding of the wound rotor induction motor is different from the stator of a squirrel-cage induction motor. 2. The slip rings permit the connection of external resistance to the rotor windings. 3. An advantage of the wound rotor motor is its high starting torque. 4. There is a single control method used to short out the steps of resistance when starting a wound rotor motor. 5. Testing the rotor of a wound rotor motor is very similar to testing the stator.
The EQ studs
A) are more fire resistive. B) provide greater sound insulation. C) use less steel. D) all of the above. E) A and B.
The value of resistance between the outside terminals of a potentiometer regardless of the position of the wiper is fixed at the full rated value
Indicate whether the statement is true or false
Cargo should have at least one tie-down for
A. each 5 feet (1.5 m) of length B. each 10 feet (3.1 m) of length C. items that are 5 feet (1.5 m) or less in length and more than 1,100 pounds (499 kg) in weight D. items that are greater than 5 feet (1.5 m) in length but less than 10 feet (3.1 m), regardless of weight