Question

How many 2 ohm resistors are required to get a resultant of 0.66 ohm? *

Answer 1

Answer:

3

Explanation:

If we connect these three resistors in parallel combination the resultant will be 0.66

1/R = 1/R1 + 1/R2 + 1/R3

1/R = 1/2 + 1/2 + 1/2

1/R = 3/2

R = 2/3 ohm

R = 0.66 ohm

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Answer 2

The answer is 3

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