A 2 W carbon resistor is color coded with green, black, red and brown respectively. The maximum current which can be passed through this resistor is :
(a)
63 mA
(b)
0.4 mA
(c)
100 mA
(d)
20 mA
A 2 W carbon resistor is color coded with green, black, red and brown respectively. The maximum current which can be passed through this resistor is :
(a)
63 mA
(b)
0.4 mA
(c)
100 mA
(d)
20 mA
Question ID - 50223 | SaraNextGen Top Answer
A 2 W carbon resistor is color coded with green, black, red and brown respectively. The maximum current which can be passed through this resistor is :
(a)
63 mA
(b)
0.4 mA
(c)
100 mA
(d)
20 mA
|
A 2 W carbon resistor is color coded with green, black, red and brown respectively. The maximum current which can be passed through this resistor is : |
|||
|
(a) |
63 mA |
(b) |
0.4 mA |
|
(c) |
100 mA |
(d) |
20 mA |
1 Answer
127 votes
Answer Key / Explanation : (d) -
P=
R.
for 
, R must be minimum
From color coding R=50
=20 mA
127 votes
Answer Link
127