The circuit below illustrates a standard resistor R, voltage source E and a lamp L...
PHYSICS
WAEC 2014
The circuit below illustrates a standard resistor R, voltage source E and a lamp L connected in series. If the temperature of R is increased, the brightness of the lamp will
- A. increase sharply
- B. decrease slightly
- C. remains the same
- D. increase gradually
Correct Answer: B. decrease slightly
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