Creating a Simple Electric Circuit: A Homework Question for 11-Year-Olds

  • Thread starter Thread starter zanyzebra
  • Start date Start date
  • Tags Tags
    Electricity
Click For Summary
SUMMARY

The discussion centers on creating a simple electric circuit for an 11-year-old's homework assignment involving two cells, an ammeter, a voltmeter, four lamps, and a switch. The circuit must ensure that two lamps are bright and two are dim, with the switch controlling only the bright lamps. The voltmeter is required to measure the voltage across the cells, while the ammeter measures the current to the dim lamps. The proposed circuit configuration meets these requirements effectively.

PREREQUISITES
  • Basic understanding of electric circuits
  • Knowledge of how to use an ammeter and voltmeter
  • Familiarity with series and parallel circuits
  • Concept of resistance affecting brightness in lamps
NEXT STEPS
  • Research how to calculate total resistance in series and parallel circuits
  • Learn about Ohm's Law and its application in circuit design
  • Explore the differences between series and parallel connections in terms of voltage and current
  • Understand the role of switches in controlling circuit flow
USEFUL FOR

This discussion is beneficial for educators, parents assisting children with science homework, and students learning about basic electrical concepts and circuit design.

zanyzebra
Messages
1
Reaction score
0
My brother [11 years old] has a homework question to do with electricity. I go blank when the subject of electricity is involved, so I found this forum.

His question is:
You have wires, 2 cells, 1 ammeter, 1 voltmeter, 4 lamps, a switch.
Create a circuit, using these rules:
o Of the 4 lamps, 2 must be bright, and 2 must be dull.
o Switch must control the 2 bright lamps only
o Voltmeter to read voltage across cells
o Ammeter reads the current to the dim cells only.

This was our attempt..

xggrc0.jpg


Bulbs 1 and 2 are meant to be bright, while 3 and 4 are the dim ones.

If you wouldn't mind, some feedback would be great. Would this circuit work? Would those bulbs be bright/dim in accordance with the rules?

Thank you in advance.
 
Physics news on Phys.org
Looks OK to me.
 

Similar threads

Replies
14
Views
899
Replies
1
Views
3K
  • · Replies 7 ·
Replies
7
Views
3K
  • · Replies 14 ·
Replies
14
Views
3K
  • · Replies 4 ·
Replies
4
Views
2K
Replies
3
Views
2K
  • · Replies 13 ·
Replies
13
Views
2K
Replies
9
Views
6K
  • · Replies 10 ·
Replies
10
Views
10K
  • · Replies 5 ·
Replies
5
Views
5K