A resistor of resistance R is connected to a battery of negligible internal resistance. If...
PHYSICS
WAEC 2009
A resistor of resistance R is connected to a battery of negligible internal resistance. If a siilar resistor is connected in series with it the
- A. effective resistance of the circuit is halved
- B. total power dissipated is doubled
- C. total current in the circuit is halved
- D. terminal voltage is halved
Correct Answer: B. total power dissipated is doubled
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