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### Course: Class 10 Physics (India)>Unit 3

Lesson 10: Summary

# Electricity class 10 numerical: CBSE board practice

Prepare for class 10 CBSE exam for the chapter Electricity by revising difficult board-type numerical questions. Created by Mahesh Shenoy.

## Want to join the conversation?

• So in a question under 'Power/Heat', it asks the number of bulbs that can be fitted in a parallel combination. The formula used to find that was n(no. of bulbs) multiplied by current of each equals to total current. So is the same formula applicable if the bulbs were in series? Timestamp
• The x-axis should represent current & the y-axis should represent voltage. Or still, it would be the same as given above?
(1 vote)
• How we can do numericals
(1 vote)
• what is electricity
(1 vote)
• Hey Prateek!
Electricity is a form of energy caused due to flow of charges.
Hope it helps. Feel free to comment if your doubt persists...Have fun learning :)
(1 vote)