Common questions

What is the value of a 10K ohm resistor?

What is the value of a 10K ohm resistor?

Band Value (see table)
2nd black 10
3rd orange 1000
4th gold ±5\%
10k±5\%Ω

How do you find the total resistance of a 10 ohm?

For example, if a series circuit has total resistance 10 ohms, one 7 ohm resistor, and one unknown resistor R, use the formula for total resistance in a series circuit: 10 = 7 + R.

What is the resistance of a 1k resistor?

1,000 ohms
So, a 1k Ω resistor has a value of 1,000 ohms and the number we will code is 1,000.

How do you calculate a resistors value?

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To calculate the resistance value, you need to group the values of the significant digits bands — i.e., the values of the first two or three bands from the left, depending on the total number of bands. Then you need to multiply that value by the multiplier to get the resistance value of the resistor.

What is the color code for a 10K ohm resistor?

brown
The color code of the 10k ohm resistor with 5 band is brown – black – black – red – [Tolerance].

What is 10K resistor color code?

Technical Specifications

Resistance 10K ohm
Color Code Brown / Black / Orange / Gold
Type Carbon Film
Voltage Maximum Operating 350V
Polarization None

What is the equivalent resistance of 10 ohms 30 ohms and 15 ohms resistors are connected in parallel?

Detailed Solution The Correct answer is 5 ohm. For resistances that are connected in parallel, the formula is, Reciprocal of the equivalent resistance = Sum of reciprocal of all the resistances.

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What is an ohm equal to?

[ ōm ] The SI derived unit used to measure the electrical resistance of a material or an electrical device. One ohm is equal to the resistance of a conductor through which a current of one ampere flows when a potential difference of one volt is applied to it.

What is the resistance value of the resistor?

ohms
A resistor is a device that opposes the flow of electrical current. The bigger the value of a resistor the more it opposes the current flow. The value of a resistor is given in ohms and is often referred to as its ‘resistance’.

What color is a 20K resistor?

20K Ohm Resistor Color Code: Red, Black, Orange, Golden.

What is the formula to calculate the total resistance of resistors?

Resistors in series: The total resistance of resistors in series is simply the sum of the resistances of each resistor. Refer to the equation below for clarification: R total = R 1 + R 2 + R 3… + R n. Resistance of a conductor:

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What is the tolerance level of a resistors?

Carbon-composition resistors, as a whole, have the worst tolerance levels, around 5 to 20 percent. Carbon-film resistors are about 1 to 5 percent, metal-film about 1 percent, and precision metal-film resistors as low as 0.1 percent. Most wirewound resistors are from 1 to 5 percent, while precision wirewounds can achieve ±0.005 percent tolerances.

How much can a resistor vary from nominal value?

For example, a resistor which has a tolerance of 10\% may vary 10\% from its nominal value. Typical resistor tolerances are 1 percent, 2 percent, 5 percent, 10 percent and 20 percent. The value can even be lower than 1 percent with high-precision resistors.

What is the resistance of a 500 resistor?

This means that the resistance of it can be anywhere from as low as 450Ω to as high as 550Ω. On the other hand, if the same 500Ω resistor has a 1 percent tolerance, its resistance can be between 495Ω and 505Ω.