Electronics - Voltage and Current - Discussion

Discussion Forum : Voltage and Current - General Questions (Q.No. 1)
1.
What is the color code for a 220 omega.gif 5% resistor?
Red, Red, Brown, Gold
Orange, Orange, Black, Gold
Red, Red, Black, Gold
Red, Red, Brown, Silver
Answer: Option
Explanation:
Resistor colour coding series:

Black   0 
Brown   1 
Red     2 
Orange  3 
Yellow  4 
Green   5 
Blue    6 
Violet  7  
Gray    8   
White   9 
None    20% 
Silver  10% 
Gold    5% 

Therefore Red, Red, Brown, Gold 
           2    2    101    5% 

 = 22 x 10 = 220 ohm 5% (tolerance). 

Video Explanation: https://youtu.be/8YHFQCqBGcA

Discussion:
61 comments Page 2 of 7.

Sandeep said:   1 decade ago
220
0 is for Black then why Brown is taken ?
I think the answer should be Red Red Black

Please clarify me...

Ram naresh varma said:   1 decade ago
Yaaa. This is correct way to remember the resistors colour code numbers.

B B R O Y GREAT VERY GOOD WIFE.
(1)

Abhisek said:   1 decade ago
Why there brown colour is write. In place of zero? why not black? please any one help me to understand.

Vasanthi said:   1 decade ago
I to have same doubt regarding brown colour why we place brown colour for zero please some one help me.

Mukesh tyagi said:   1 decade ago
I agree someone is saynig why we not use brown its wrong my dear please read cearfully solving method.

Pradeep said:   1 decade ago
Absolutely write about color coding. I agree with Neha panday but what about next three color bands.

Phathutshedzo said:   9 years ago
The best way to remember the colour coding is to create it in your own sentence, or format.

Billy Whyte Tembo said:   7 years ago
Another code is;.

BBROYGBVGW- Brother Billy Run On Yard Ground Blowing Very Good Whistle.

Karthi said:   1 decade ago
The zeros should be in 10 th power(^)
10^1=10(multiplied with 22)
the 1 denotes brown here

Sushil said:   1 decade ago
B B ROY Goes to Bombay in a Via Gate Way to Purchase gold and silver with No colour.


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