Advertisements
Advertisements
Question
Are all wheels of a tractor or road roller of the same radius?
Solution
No, all wheels of a tractor or a road roller are not of the same radius. Their back wheels are bigger.
APPEARS IN
RELATED QUESTIONS
You must have seen many such round things around you. List some more in your notebook.
Take a wire and make a bangle for yourself. Can your madam or mother wear this bangle?
Which song do you sing when you play these?
How long was their rope?
Does a longer rope make a bigger circle? Why is it so?
Measure the radius of the wheels of a bicycle or a bullock-cart. You can use a thread or a measuring tape.
Which is the biggest wheel you have ever seen?
Have you seen a compass before? How will you use this to make a circle?
- Open your compass.
- Press the tip of the compass on the paper. Hold the compass from the top.
- Without moving the tip, try to move the pencil around.
- Do you get a circle?
Guess how this design has made. Use a compass to make similar one in the box.
Now you trace a circle on a paper using a bangle. Cut it. Then find its centre like Sameena did.
