In this interactive object, students calculate capacitive reactance, impedance, current, and power in parallel RC circuits.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
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Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
In this interactive object, students calculate inductive reactance, impedance, current, and power in parallel RL circuits.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Students work practice problems in which the total resistance of the circuit is calculated. Feedback is provided.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners examine the relationship of individual parts in an assembly drawing. Assembly drawing notes, fabricated and purchased parts, and sectional views are explained briefly.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners view a demonstration showing that line-neutral voltages and line-line voltages are not in-phase with each other, but have a definite 30-degree relationship.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners examine pictorial drawings used in engineering including sectioned and exploded drawings. A sketching quiz is provided to help the learner create simple pictorial sketches by using orthographic views and an isometric template.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners read about the benefits of storing raw materials within 3 feet of the work area where they will be used.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners view examples of devices that prevent mistakes from occurring.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
In this animated and interactive object, learners examine how a variable voltage is obtained from a variable resistor that is wired as a potentiometer across a fixed DC power supply.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Students read about the various ways to calculate the power consumed in a series/parallel circuit. A brief quiz concludes the activity.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners read about the concepts of true power, reactive power, and apparent power, and are introduced to the power factor formula. A short quiz completes the activity.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners read an analogy comparing mechanical work (in this case, sliding a weight) to that of electrical power. The relationship of work, apparent work, and power factor is developed.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Students read an explanation of power factor correction. Examples of both inductive and capacitive loads are given.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Students read an explanation of power factor in a power distribution and how it can be improved by using a power factor correction capacitor bank. A brief quiz completes the activity.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010
Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.
- Subject:
- Electrical engineering
- Engineering
- Date Added:
- 10/15/2010