Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • The resistance of 100 W bulb is less than resistance of 40 W bulb. Explain the reason

The resistance of 100 W bulb is less than resistance of 40 W bulb. Explain the reason

Answers (1)

best_answer

As power ratings and Resistance of bulbs are related as P=\frac{V^2}{R}

where V is the voltage

So if V=constant for the both the bulb

then we get P \ \alpha \ \ \frac{1}{R}

Therefore higher the resistance, lower the power.

A 100 Watt Bulb has higher power than a 40 Watt Bulb.

Posted by

avinash.dongre

View full answer

Similar Questions

Latest Question