Synchronous Motors Are Generally Not Self-Starting Because

question 20

Multiple Choice

Synchronous motors are generally not self-starting because

• A)the direction of rotation is not fixed
• B)the direction of instantaneous torque reverses after half cycle
• C)startes cannot be used on these machines
• D)starting winding is not provided on the machines

---

Definitions:

Quantity Control

Regulatory or business practices that limit the production, sale, or distribution of products to influence market prices or quality.

Quota Rent

The earnings that accrue to the license-holder from owning the right to import a limited quantity of goods under a quota system.

New York Taxicab

An iconic mode of public transportation in New York City, known for its yellow cabs that offer transport services across the city.

Quota Rent

Extra income earned by producers who benefit from an import quota, as it raises the market price of their goods.