Are all wheels of a tractor or road roller of the same radius?

One Line Answer

No, all wheels of a tractor or a road roller are not of the same radius. Their back wheels are bigger.

shaalaa.com

Carts and Wheels

Is there an error in this question or solution?

Chapter 8: Carts and Wheels - Exercises [Page 86]

Chapter 8 Carts and Wheels
Exercises | Q 21 | Page 86

A bangle can be used to trace a circle. What are the other things around you that you can use to trace a circle?

Think of some other games you play by making circles.

Is any of these a good drawing of a circle?

Do the activity in small groups. Each group should take a rope of a different length. See the circles made by different groups.

Is this circle better than the one you made earlier without a compass?

Draw the radius of this circle and measure it.

Did any one of you ever get a shape like Naina’s?

Now you trace a circle on a paper using a bangle. Cut it. Then find its centre like Sameena did.

Can you balance a plate on your finger?

You also try to balance a plate or a round lid on your finger. Where does it balance?

Now everybody was excited to spin their tops which looked like this.


Zakir	Appu	Naina	Guddo

Whose top will spin a little?