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Class 10 Science Medium Mcq English Medium

If a fourth resistor is added in series to an existing series combination, the total resistance will:

Question
If a fourth resistor is added in series to an existing series combination, the total resistance will:
Decrease
Remain the same
Increase
Become zero
Answer
Increase
Detailed Explanation
Adding another resistor in series always increases the total resistance, since resistances add directly.
What is the SI unit of electric current? Science · Electricity Electric current is defined as the rate of flow of: Science · Electricity The direction of conventional electric current in a circuit is taken as the direction of flow of: Science · Electricity One coulomb of charge is equivalent to the charge of nearly: Science · Electricity

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