Question

You are given three bulbs of 25, 40 and 60 watt. Which of them has lowest resistance

• A. 25 watt bulb
• B. 40 watt bulb
• C. 60 watt bulb
• D. Information is insufficient

Answer 1

Answer: (C)

60 watt bulb

Answer 2

Because $R \propto \frac{1}{P}$