IDA 201 Final Assessment

Front

A motor's speed is determined by ____.

Back

number of motor poles

Front

Start windings are placed ____ with the run windings.

Back

slightly out of phase

Front

The start windings have ____.

Back

more turns than the run windings

Front

A split-phase has a ____ winding and a ____ winding.

Back

start, run

Front

When a general duty split-phase motor reaches approximately 75% of its operating speed, the start winding is de-energized by a ____.

Back

centrifugal switch

Front

A split-phase motor that has a current relay and a start capacitor is called a(n) ____ motor.

Back

Capacitor Start, Induction Run (CSIR)

Front

When a Capacitor Start Induction Run (CSIR) motor is running and up to speed, what is the total capacitance acting on the motor? (Assume the run capacitor is 5 microfarads and the start capacitor is 20 microfarads, if present.)

Back

5 microfarads

Front

A permanent split capacitor (PSC) motor that is running and up to speed will have the start winding ____.

Back

energized

Front

When a Capacitor Start, Capacitor Run (CSCR) motor initially starts, what is the total capacitance acting on the motor? (Assume the run capacitor is 5 microfarads and the start capacitor is 20 microfarads, if present.)

Back

25 microfarads

Front

Capacitors wired in series with the starting winding provide a(n) ____.

Back

greater starting torque