Question

3 )Resistors having resistances of 15 ohm, 20 ohm and 10 ohm are connected in parallel. What is the effective resistance in the circuit? Q.2 Answer the following
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Answer 1

GIVEN-

R1 = 15 ohm

R2 = 20 ohm

R3 = 10 ohm

TO FIND-

TOTAL RESISTANCE OR EQUIVALENT RESISTANCE ?

FORMULA USED-

1 1 + 1 + 1 ☆ __ = ___________ ☆

Req R1 + R2 + R3

SOLUTION-

1 1 + 1 + 1

__ = _________

Req 15 + 20 + 10

1 24 + 18 + 36

__ = __________

Req 360

1 78

__ = ____

Req 360

1

☆ __ = 0.21 ohm

Req

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