ELECTRIC MOTORS
1. Examine the nameplate for the motor tagged #1. The motor is operating at 1700 rpm. Is this:
A. Overworking the motor
B. Underworking the motor
C. Normal and to be expected
2. The motor tagged #2 can be installed:
A. in a confinement livestock building
B. In a farm shop.
C. In a furnace.
D. In a box fan.
3. Motor tagged #3 would be best suited for which of the following tasks?
A. Air compressor
B. Freezer blower
C. Garage door opener
D. Electric drill
4. Motor tagged #4 would be best suited for which of the following tasks?
A. Air compressor
B. Freezer blower
C. Garage door opener
D. Electric drill
5. Motor tagged #5 would be best suited for which of the following tasks?
A. Air compressor
B. Freezer blower
C. Garage door opener
D. Electric drill
6. Motor tagged #6 would be best suited for which of the following tasks?
A. Air compressor
B. Freezer blower
C. Garage door opener
D. Electric drill
7. Examine the motor tagged # 7, what frequency will it operate at.
A. 120 Hertz
B. 50 Hertz
C. 40 Hertz
D. 60 Hertz
8. Using the schematic, what voltage is the motor tagged #8 wired for.
A. 110
B. 208
C. 240
D. 460
9. The capacitor tagged #9 is rated for
A. Continuous duty
B. Starting duty
C. Both starting and running
D. Not rated for use with electric motors
10. Using motor tagged #10, determine which fuse should be used for wiring to power source?
A. 10A
B. 10B
C. 10C
D. 10D
11. Using motor tagged #11, determine which switch should be used for wiring to power source?
A. 11A
B. 11B
C. 11C
D. 11D
12. Which wires should be connected to properly connect this motor to the power source?
A. Wire 1 to wire A and wire 2 to wire
B
B. Wire 2 to wire A and wire 1 to wire
B
C. Both wires 1 and 2 to wire A and leave
wire B alone
D. Both wires 1 and 2 to wire B and leave
wire A alone
13. The part labeled # 13 is a
A. Run windings
B. Starting windings
C. Main windings
D. Cooling windings
14. The part labeled # 14 is a
A. Rotor
B. Shaft - drive
C. Fan - cooling
D. Main windings
15. The part labeled # 15 is a
A. Stator frame
B. Resiliant base
C. Name plate
D. End bell
16. The part labeled # 16 is a
A. Starting windings
B. Run windings
C. Main windings
D. Cooling windings
17. The part labeled # 17 is a
A. Vents - cooling
B. Rotor
C. Stator frame
D. Fan - cooling
18. The part labeled # 18 is a
A. Ridged frame mount
B. End mount
C. Resiliant Base mount
D. Cast frame mount
19. Examine the over-current device tagged #19. Is this device suitable for the motor tagged 19a?
A. Yes
B. No
20. Given the nameplate information off the motor tagged #20, and that it will run nonstop for thirty days at rated load/amps. The voltage at the power source is 115V. Calculate how much it will cost to run this motor when one kilowatt-hour costs $0.09. The power factor for this motor is 82%
A. $46.20
B. $37.88
C. $22.35
D. None of the above