TUTORIAL TO MAKE A WATER LEVEL METER WITH SIMPLE THINGS

INSTRUCTIONS

THINGS REQUIRED:

1.A PLASTIC BOTTLE

2.A STRING

3.FIXING PINS

4.A CARDBOARD

5.MARKERS

6.A SMALL WEIGHT

PROCEDURE TO DO THIS:

1. fill the plastic bottle with water completely

2 .in this tutorial i have assumed that the water tank is in higher altitude

3. tie the string and immerse it in the water

4.fix the string with the help of fixing pins

5.Tie the small weight at the end of string

6.let it hang 

7.mark the posistion of weight when the tank is empty

8.and mark custom readings

9. atlast you will get a water level meter

10. the meter works only based on string.make it carefully

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