resistor value needed

Ahmad's picture

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Joined: Mar 19, 2021

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resistor value needed
March 19, 2021 - 10:05pm

dear Sir,

  can anybodey help me with the value of a resistor color coded as follow:

brown

black

green

gold

white

 

 

Sourav Gupta's picture

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Joined: Feb 12, 2018

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10.5 ohms 10%

Last one maybe silver not white.

Ahmad's picture

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Joined: Mar 19, 2021

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Thank you for your help

Olivia Williams's picture

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Joined: Feb 27, 2020

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Resistor = (Battery Voltage – LED voltage) / desired LED current. So assuming a 12-volt power source and a white LED with the desired current of 10 mA; The formula becomes Resistor = (12-3.4)/. 010 which is 860 ohms. ... We also need to determine the power rating (watts) of the required resistor.