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Class 10 Science Medium Mcq English Medium

An electric lamp of resistance 20 ohm and a conductor of 4 ohm are connected in series to a 6 V battery. The total resistance is:

Question
An electric lamp of resistance 20 ohm and a conductor of 4 ohm are connected in series to a 6 V battery. The total resistance is:
16 ohm
20 ohm
24 ohm
80 ohm
Answer
24 ohm
Detailed Explanation
Rs = R1 + R2 = 20 + 4 = 24 ohm.
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