RESISTOR COLOR CODING Tagalog | Detailed Explanation

Summary

In this video, the presenter demonstrates how to compute the resistance value of a resistor using the color code chart. The materials required include a color code table, resistors, a pencil, a sketch type, and an illustration board. The presenter explains the process step by step, identifying the colors on a four-band resistor and translating them into numerical values. The final resistance is calculated, including the tolerance value, with an emphasis on understanding the allowable variations in resistance. Viewers gain a practical understanding of resistor color coding and resistance computation.

Takeaways

• 😀 Understand the process of calculating the resistance value of a resistor using a color code chart.
• 😀 A color code table is essential for assigning values to the colored bands on resistors.
• 😀 The materials needed for the activity include resistors, a color code table, writing tools, and an illustration board.
• 😀 A typical resistor has four color bands: two for numbers, one for the multiplier, and one for tolerance.
• 😀 The order of the color bands is crucial, with the gold band always placed on the right side.
• 😀 The color brown represents the value 1, black represents 0, and orange represents a multiplier of 1,000.
• 😀 The gold band indicates the tolerance, which, in this case, is ±5%.
• 😀 To calculate the resistance, you multiply the first two colors' numbers by the third color's multiplier.
• 😀 For example, brown (1), black (0), and orange (x 1,000) yield a resistance of 10,000 ohms.
• 😀 The tolerance is calculated by applying the percentage of tolerance (±5%) to the resistance value, resulting in a range of possible resistance values.
• 😀 In this case, the resistor's resistance is 10,000 ohms ± 500 ohms, meaning the tolerance is between 9,500 and 10,500 ohms.

Q & A

What materials are needed to compute the resistance value of a resistor using the color code chart?

The materials needed are the color code table, five resistors (either 1/4 watt or 1/2 watt), a seesaw, pen, pencil, sketch type, and an illustration board for writing purposes.

What is the first step in calculating the resistance value of a resistor?

The first step is to identify the colors on the resistor, as they correspond to the resistance value based on the color code chart.

How do you identify the resistor type based on the color code?

The type of resistor is identified by the number of bands it has. In this example, the resistor has four bands.

What is the significance of the color gold in the resistor's color code?

Gold represents the tolerance of the resistor, which indicates the allowable variation in the resistance value. In this case, the gold band indicates a tolerance of ±5%.

How do you assign numerical values to the colors on a resistor?

Using the color code chart, each color corresponds to a specific number. For example, brown equals 1, black equals 0, orange is a multiplier of 1000, and gold indicates tolerance.

What is the resistance value of the resistor in the example provided?

The resistance value is 10,000 ohms, which is calculated by combining the first two digit values (1 for brown and 0 for black) and multiplying by the third digit multiplier (orange, which is 1000).

How do you calculate the tolerance range for the resistor?

To calculate the tolerance range, you multiply the resistance value by the tolerance percentage. For example, for a 10,000-ohm resistor with a ±5% tolerance, you multiply 10,000 by 5%, which results in a tolerance of ±500 ohms.

What does the tolerance range tell you about the resistor?

The tolerance range indicates the permissible variation in the resistor's resistance. For this example, the tolerance is ±500 ohms, meaning the actual resistance could vary between 9,500 ohms and 10,500 ohms.

Why is it important to understand the tolerance of a resistor?

Understanding the tolerance is crucial because it helps determine if the resistor can meet the requirements of a particular circuit. A higher tolerance means greater variation in the resistor's value, which might affect circuit performance.

What does the final computation involve when determining the resistance of the resistor?

The final computation involves multiplying the two-digit value (from the color code) by the appropriate multiplier and then considering the tolerance, which is added or subtracted from the calculated resistance value.