The bestway to vary the speed of a shunt motor is by using a __________.
A. variable power supply
B. variable rheostat in the field coil circuit
C. variable armature rheostat
Answer: B
You might also like to view...
A(n) ____________________ is a carburetor that has a flexible diaphragm to regulate the amount of fuel available inside the carburetor.
Fill in the blank(s) with the appropriate word(s).
The FFA Prepared Speaking contest deducts points if the speech is longer than ____________________ minutes
Fill in the blank(s) with the appropriate word(s).Bad manners can render an interview unsuccessful
Indicate whether the statement is true or false
Answer the following statement(s) true (T) or false (F)
1.The vinyl covering on the handles of electrical pliers is designed to protect the user from electrical shock on circuits up to 600 volts. 2.A 120-volt double-insulated corded power tool must be grounded to protect the user from electrical shock. 3.The comfort grip handles on screwdrivers are designed for comfort and to provide a secure grip, not to act as an insulator from electrical shock. 4.A T-stripper wire stripping tool is designed to be used on both solid and stranded conductors.