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A 0.5 W, 2000 Ω resistor has a current flow of 0.01 A through it. Is this resistor operating within its power rating?
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A 0.5 W, 2000 Ω resistor has a current flow of 0.01 A through it. Is this resistor operating within its power rating?

User Charles Nicholson
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1 Answer

6 votes

Answer:

yes

Step-by-step explanation:

The power being dissipated by the resistor is ...

P = I^2·R = (0.01)^2(2000) = 0.2 . . . watts

This value is less than 0.5 W, so the device is being operated within its rating.

User NewWorld
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